diff --git a/hack/build/Dockerfile b/hack/build/Dockerfile
index fc3dff084..79e4358f7 100644
--- a/hack/build/Dockerfile
+++ b/hack/build/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.13.2
+FROM alpine:3.13.4
 
 RUN apk add --no-cache ca-certificates