diff --git a/ts/00_commitinfo_data.ts b/ts/00_commitinfo_data.ts
index 943296c..7173779 100644
--- a/ts/00_commitinfo_data.ts
+++ b/ts/00_commitinfo_data.ts
@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@push.rocks/smarttime',
-  version: '4.0.4',
+  version: '4.0.5',
   description: 'handle time in smart ways'
 }
diff --git a/ts/smarttime.units.ts b/ts/smarttime.units.ts
index 3ecfe71..2248357 100644
--- a/ts/smarttime.units.ts
+++ b/ts/smarttime.units.ts
@@ -19,6 +19,9 @@ export let units = {
   minutes: (timesArg = 1) => {
     return timesArg * 60000;
   },
+  seconds: (timesArg = 1) => {
+    return timesArg * 1000;
+  },
 };
 
 export interface IUnitCombinationArg {
@@ -28,6 +31,7 @@ export interface IUnitCombinationArg {
   days?: number;
   hours?: number;
   minutes?: number;
+  seconds?: number;
 }
 
 export let getMilliSecondsFromUnits = (combinationArg: IUnitCombinationArg) => {
@@ -53,6 +57,9 @@ export let getMilliSecondsFromUnits = (combinationArg: IUnitCombinationArg) => {
   if (combinationArg.minutes) {
     addMilliSeconds(units.minutes(combinationArg.minutes));
   }
+  if (combinationArg.seconds) {
+    addMilliSeconds(units.seconds(combinationArg.seconds));
+  }
 
   return timeInMilliseconds;
 };