diff --git a/kubernetes/main/apps/network/multus/app/helmrelease.yaml b/kubernetes/main/apps/network/multus/app/helmrelease.yaml
index dc5e647a0da..9c85e8ac9ec 100644
--- a/kubernetes/main/apps/network/multus/app/helmrelease.yaml
+++ b/kubernetes/main/apps/network/multus/app/helmrelease.yaml
@@ -52,7 +52,7 @@ spec:
           uninstall:
             image:
               repository: docker.io/library/alpine
-              tag: "3.20"
+              tag: "3.21"
 
             command:
               - /bin/sh
diff --git a/kubernetes/main/apps/selfhosted/manyfold/app/helmrelease.yaml b/kubernetes/main/apps/selfhosted/manyfold/app/helmrelease.yaml
index 5f113be9692..438a36d92af 100644
--- a/kubernetes/main/apps/selfhosted/manyfold/app/helmrelease.yaml
+++ b/kubernetes/main/apps/selfhosted/manyfold/app/helmrelease.yaml
@@ -33,7 +33,7 @@ spec:
           chown-tmpdirs:
             image:
               repository: docker.io/library/alpine
-              tag: "3.20"
+              tag: "3.21"
             command:
               - /bin/sh
               - -c