diff --git a/Dockerfile.amd64 b/Dockerfile.amd64
index 52e859d..a771b31 100644
--- a/Dockerfile.amd64
+++ b/Dockerfile.amd64
@@ -1,4 +1,4 @@
-FROM docker.io/alpine:3.20 AS fetcher
+FROM docker.io/alpine:3.21 AS fetcher
 LABEL maintainer="Dalton Hubble <dghubble@gmail.com>"
 
 ARG KUBELET=v1.31.3
diff --git a/Dockerfile.arm64 b/Dockerfile.arm64
index fdf0236..07aa70f 100644
--- a/Dockerfile.arm64
+++ b/Dockerfile.arm64
@@ -1,4 +1,4 @@
-FROM docker.io/alpine:3.20 AS fetcher
+FROM docker.io/alpine:3.21 AS fetcher
 LABEL maintainer="Dalton Hubble <dghubble@gmail.com>"
 
 ARG KUBELET=v1.31.3