diff --git a/Dockerfile b/Dockerfile
index 9e78658..b90ad4e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,7 +27,7 @@ COPY controllers/ controllers/
 ENV CGO_ENABLED=0
 RUN xx-go build -a -o source-watcher main.go
 
-FROM alpine:3.20
+FROM alpine:3.21
 
 RUN apk add --no-cache ca-certificates tini