diff --git a/.github/workflows/integration-tests-on-release.yaml b/.github/workflows/integration-tests-on-release.yaml
index eea3880a8..7b7ff04f2 100644
--- a/.github/workflows/integration-tests-on-release.yaml
+++ b/.github/workflows/integration-tests-on-release.yaml
@@ -275,7 +275,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        kubernetes-versions : ['v1.15.12','v1.18.15','v1.20.5','v1.21.0']
+        kubernetes-versions : ['v1.16.15','v1.18.15','v1.20.5','v1.21.0']
     steps:
     - name: checkout
       uses: actions/checkout@v2
@@ -326,7 +326,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        kubernetes-versions : ['v1.15.12','v1.18.15','v1.20.5','v1.21.0']
+        kubernetes-versions : ['v1.16.15','v1.18.15','v1.20.5','v1.21.0']
     steps:
     - name: checkout
       uses: actions/checkout@v2