diff --git a/.github/workflows/unit_tests_ubuntu.yml b/.github/workflows/unit_tests_ubuntu.yml
index ef08ae6..e7f55dd 100644
--- a/.github/workflows/unit_tests_ubuntu.yml
+++ b/.github/workflows/unit_tests_ubuntu.yml
@@ -35,7 +35,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Set up perl
-        uses: shogo82148/actions-setup-perl@v1
+        uses: shogo82148/actions-setup-perl@v1.42.0
         with:
           perl-version: ${{ matrix.perl }}