diff --git a/test/test_latest.sh b/test/test_latest.sh
index 05cce7f..cc2caff 100644
--- a/test/test_latest.sh
+++ b/test/test_latest.sh
@@ -3,7 +3,3 @@
 # test availability of node and npm
 npm -v
 node -v
-
-# test yarn
-yarn global add npmts
-npmts -v
diff --git a/test/test_stable.sh b/test/test_stable.sh
new file mode 100644
index 0000000..96e0b46
--- /dev/null
+++ b/test/test_stable.sh
@@ -0,0 +1,3 @@
+# test yarn
+yarn global add npmts
+npmts -v
\ No newline at end of file