diff --git a/test/Dockerfile.jammy b/test/Dockerfile.jammy
index 6e44d6b57..5ba0354f6 100644
--- a/test/Dockerfile.jammy
+++ b/test/Dockerfile.jammy
@@ -67,7 +67,7 @@ RUN install-tool golang 1.22.4
 RUN install-tool helm v3.15.2
 
 # renovate: datasource=github-releases packageName=helmfile/helmfile
-RUN install-tool helmfile v0.165.0
+RUN install-tool helmfile v0.166.0
 
 # renovate: datasource=github-releases packageName=kubernetes-sigs/kustomize
 RUN install-tool kustomize 5.4.2
diff --git a/test/Dockerfile.noble b/test/Dockerfile.noble
index 80ad25c78..b5578f811 100644
--- a/test/Dockerfile.noble
+++ b/test/Dockerfile.noble
@@ -67,7 +67,7 @@ RUN install-tool golang 1.22.4
 RUN install-tool helm v3.15.2
 
 # renovate: datasource=github-releases packageName=helmfile/helmfile
-RUN install-tool helmfile v0.165.0
+RUN install-tool helmfile v0.166.0
 
 # renovate: datasource=github-releases packageName=kubernetes-sigs/kustomize
 RUN install-tool kustomize 5.4.2
diff --git a/test/latest/Dockerfile.arm64 b/test/latest/Dockerfile.arm64
index c8c620bfc..817618f3a 100644
--- a/test/latest/Dockerfile.arm64
+++ b/test/latest/Dockerfile.arm64
@@ -74,7 +74,7 @@ RUN install-tool git-lfs v3.5.1
 FROM base as test-helmfile
 
 # renovate: datasource=github-releases packageName=helmfile/helmfile
-RUN install-tool helmfile v0.165.0
+RUN install-tool helmfile v0.166.0
 
 #--------------------------------------
 # Image: kustomize