diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f74a88d..bbea0a4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -38,7 +38,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: ${{ fromJSON(format('["{0}"]', join(split(inputs.os_versions, ' '), '","'))) }}
+        os: ${{ fromJSON(format('["{}"]', replace(inputs.os_versions, ' ', '","'))) }}
         oscript_version: 
           - ${{ inputs.oscript_version }}