diff --git a/.github/workflows/common_library_tests.yaml b/.github/workflows/common_library_tests.yaml
index 865e5244..a6052946 100644
--- a/.github/workflows/common_library_tests.yaml
+++ b/.github/workflows/common_library_tests.yaml
@@ -102,16 +102,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        # We run tests on k3s version of latest SCALE release and SCALE nightly
+        # We test the latest k3s version and the lowest supported by either the oldest supported SCALE or FluxCD release
         k3s-version:
           - v1.26
-          - v1.27
-          - v1.28
           - v1.29
-        # We run tests on Helm version of latest SCALE, fluxcd and latest helm release
+        # We test the latest k3s version and the lowest supported by either the oldest supported SCALE SCALE or FluxCD release
         helm-version:
-          - v3.11.3
-          - v3.12.3
+          - v3.12.1
           - v3.14.4
         values:
           - basic-values.yaml