diff --git a/Dockerfile b/Dockerfile
index 8571ca8..12716a4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,6 +5,6 @@ WORKDIR /app
 RUN go mod tidy
 RUN CGO_ENABLED=0 go build -o /controller -gcflags "all=-N -l" -ldflags '-extldflags "-static"' cmd/controller/main.go
 
-FROM alpine:3.17
+FROM alpine:3.21
 COPY --from=builder /controller /
 CMD ["/controller"]