diff --git a/Dockerfile b/Dockerfile
index 4768a6e..62f1955 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -33,7 +33,7 @@ COPY internal/ internal/
 ENV CGO_ENABLED=0
 RUN xx-go build -a -o image-reflector-controller main.go
 
-FROM alpine:3.15
+FROM alpine:3.16
 
 LABEL org.opencontainers.image.source="https://github.com/fluxcd/image-reflector-controller"