diff --git a/.github/workflows/on-push-lint-charts.yml b/.github/workflows/on-push-lint-charts.yml
index 02775ccb..23e79803 100644
--- a/.github/workflows/on-push-lint-charts.yml
+++ b/.github/workflows/on-push-lint-charts.yml
@@ -47,7 +47,7 @@ jobs:
               --enable-optional-test container-security-context-readonlyrootfilesystem
 
       # python is a requirement for the chart-testing action below (supports yamllint among other tests)
-      - uses: actions/setup-python@c57f79353baa47cac20975f0a134915e0a8c18bf
+      - uses: actions/setup-python@fff15a21cc8b16191cb1249f621fa3a55b9005b8
         with:
           python-version: 3.7
 
diff --git a/.github/workflows/on-push-master-publish-chart.yml b/.github/workflows/on-push-master-publish-chart.yml
index 33452b22..9be9ae33 100644
--- a/.github/workflows/on-push-master-publish-chart.yml
+++ b/.github/workflows/on-push-master-publish-chart.yml
@@ -52,7 +52,7 @@ jobs:
               --enable-optional-test container-security-context-readonlyrootfilesystem
 
       # python is a requirement for the chart-testing action below (supports yamllint among other tests)
-      - uses: actions/setup-python@c57f79353baa47cac20975f0a134915e0a8c18bf
+      - uses: actions/setup-python@fff15a21cc8b16191cb1249f621fa3a55b9005b8
         with:
           python-version: 3.7