diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 45bd714..fe63142 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,13 +17,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        lua-version: [
-          "5.1",
-          "5.2",
-          "5.3",
-          "5.4",
-          "luajit"
-        ]
+        lua-version: ${{ github.actor == 'nektos/act' && fromJSON('["5.1"]') || fromJSON('["5.1", "5.2", "5.3", "5.4", "luajit"]') }}
     steps:
     - uses: actions/checkout@v4
     - uses: jkl1337/gh-actions-lua@v11