diff --git a/charts/.utils/gitlab-ci.yaml b/charts/.utils/gitlab-ci.yaml
index 0fe89f52ed16c5dce31f598d1c5241d852286572..aca6cf52ae8108110763ecd7f08c55a50eb857ff 100644
--- a/charts/.utils/gitlab-ci.yaml
+++ b/charts/.utils/gitlab-ci.yaml
@@ -13,7 +13,7 @@
 chart-package:
   stage: build
   extends: .chart-matrix
-  image: quay.io/helmpack/chart-testing:v3.9.0
+  image: quay.io/shivering-isles/koolbox:0.5.0
   script:
     - export TMP_DIR=$(mktemp -d)
     - |
@@ -32,7 +32,7 @@ chart-package:
 chart-helm-lint:
   stage: lint
   extends: .chart-matrix
-  image: quay.io/helmpack/chart-testing:v3.9.0
+  image: quay.io/shivering-isles/koolbox:0.5.0
   script:
     - helm lint --strict charts/${CHART}
   rules: