diff --git a/images/k8s/Dockerfile b/images/k8s/Dockerfile
index 660c80a31c52737fbf308407e4743837826b2ae4..553787525d9a1e965c9b3864b90c6730b7084fc6 100644
--- a/images/k8s/Dockerfile
+++ b/images/k8s/Dockerfile
@@ -1,7 +1,7 @@
-FROM registry.hub.docker.com/library/alpine:3.14
+FROM docker.io/library/alpine:3.15
 # hadolint ignore=DL3018
 RUN wget -q https://apk.cloudposse.com/ops@cloudposse.com.rsa.pub -O /etc/apk/keys/ops@cloudposse.com.rsa.pub && \
-    echo "https://apk.cloudposse.com/3.14/vendor" >> /etc/apk/repositories && \
+    echo "https://apk.cloudposse.com/3.15/vendor" >> /etc/apk/repositories && \
     apk add --update --no-cache \
         docker-cli \
         helm \