diff --git a/vm/archlinux-vm.sh b/vm/archlinux-vm.sh
index a0689b998..49ded4d4c 100644
--- a/vm/archlinux-vm.sh
+++ b/vm/archlinux-vm.sh
@@ -139,7 +139,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -155,12 +155,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -168,7 +168,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/debian-13-vm.sh b/vm/debian-13-vm.sh
index 05aa50bcd..cdd3ec902 100644
--- a/vm/debian-13-vm.sh
+++ b/vm/debian-13-vm.sh
@@ -139,7 +139,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -155,12 +155,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -168,7 +168,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/debian-vm.sh b/vm/debian-vm.sh
index 7773e6992..e4518b062 100644
--- a/vm/debian-vm.sh
+++ b/vm/debian-vm.sh
@@ -139,7 +139,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -155,12 +155,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -168,7 +168,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/docker-vm.sh b/vm/docker-vm.sh
index f291c50d8..d86c117b2 100644
--- a/vm/docker-vm.sh
+++ b/vm/docker-vm.sh
@@ -140,7 +140,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -156,12 +156,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -169,7 +169,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/haos-vm.sh b/vm/haos-vm.sh
index 2e0668e47..f71775e26 100644
--- a/vm/haos-vm.sh
+++ b/vm/haos-vm.sh
@@ -143,7 +143,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -159,12 +159,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -172,7 +172,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/mikrotik-routeros.sh b/vm/mikrotik-routeros.sh
index 942c9976e..33658f179 100644
--- a/vm/mikrotik-routeros.sh
+++ b/vm/mikrotik-routeros.sh
@@ -140,7 +140,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -156,12 +156,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -169,7 +169,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/nextcloud-vm.sh b/vm/nextcloud-vm.sh
index 7bf3524bd..0e4e0534a 100644
--- a/vm/nextcloud-vm.sh
+++ b/vm/nextcloud-vm.sh
@@ -139,7 +139,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -155,12 +155,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -168,7 +168,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/openwrt-vm.sh b/vm/openwrt-vm.sh
index da50011ff..669276cf9 100644
--- a/vm/openwrt-vm.sh
+++ b/vm/openwrt-vm.sh
@@ -206,7 +206,7 @@ function msg_error() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -222,12 +222,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -235,7 +235,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/opnsense-vm.sh b/vm/opnsense-vm.sh
index 7ddd6acc4..aa73d3c21 100644
--- a/vm/opnsense-vm.sh
+++ b/vm/opnsense-vm.sh
@@ -181,7 +181,7 @@ function msg_error() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -197,12 +197,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -210,7 +210,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/owncloud-vm.sh b/vm/owncloud-vm.sh
index 8d17ff152..c924c7cd5 100644
--- a/vm/owncloud-vm.sh
+++ b/vm/owncloud-vm.sh
@@ -140,7 +140,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -156,12 +156,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -169,7 +169,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/pimox-haos-vm.sh b/vm/pimox-haos-vm.sh
index f69d9a7b4..99b527843 100644
--- a/vm/pimox-haos-vm.sh
+++ b/vm/pimox-haos-vm.sh
@@ -148,7 +148,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -164,12 +164,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -177,7 +177,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/ubuntu2204-vm.sh b/vm/ubuntu2204-vm.sh
index 44b4b0395..aad328ed2 100644
--- a/vm/ubuntu2204-vm.sh
+++ b/vm/ubuntu2204-vm.sh
@@ -135,7 +135,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -151,12 +151,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -164,7 +164,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/ubuntu2404-vm.sh b/vm/ubuntu2404-vm.sh
index 37914773b..fb8d55e5f 100644
--- a/vm/ubuntu2404-vm.sh
+++ b/vm/ubuntu2404-vm.sh
@@ -138,7 +138,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -154,12 +154,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -167,7 +167,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/ubuntu2504-vm.sh b/vm/ubuntu2504-vm.sh
index c5d431f6f..8b7b7dd65 100644
--- a/vm/ubuntu2504-vm.sh
+++ b/vm/ubuntu2504-vm.sh
@@ -137,7 +137,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -153,12 +153,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -166,7 +166,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }
 
diff --git a/vm/umbrel-os-vm.sh b/vm/umbrel-os-vm.sh
index 06e8e9e63..eab79036f 100644
--- a/vm/umbrel-os-vm.sh
+++ b/vm/umbrel-os-vm.sh
@@ -138,7 +138,7 @@ function check_root() {
 }
 
 # This function checks the version of Proxmox Virtual Environment (PVE) and exits if the version is not supported.
-# Supported: Proxmox VE 8.0.x – 8.9.x and 9.0 (NOT 9.1+)
+# Supported: Proxmox VE 8.0.x – 8.9.x, 9.0 and 9.1
 pve_check() {
   local PVE_VER
   PVE_VER="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
@@ -154,12 +154,12 @@ pve_check() {
     return 0
   fi
 
-  # Check for Proxmox VE 9.x: allow ONLY 9.0
+  # Check for Proxmox VE 9.x: allow 9.0 and 9.1
   if [[ "$PVE_VER" =~ ^9\.([0-9]+) ]]; then
     local MINOR="${BASH_REMATCH[1]}"
-    if ((MINOR != 0)); then
-      msg_error "This version of Proxmox VE is not yet supported."
-      msg_error "Supported: Proxmox VE version 9.0"
+    if ((MINOR < 0 || MINOR > 1)); then
+      msg_error "This version of Proxmox VE is not supported."
+      msg_error "Supported: Proxmox VE version 9.0 – 9.1"
       exit 1
     fi
     return 0
@@ -167,7 +167,7 @@ pve_check() {
 
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
-  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0"
+  msg_error "Supported versions: Proxmox VE 8.0 – 8.x or 9.0 – 9.1"
   exit 1
 }