diff --git a/services/tool-firewall/Dockerfile b/services/tool-firewall/Dockerfile
index 9a59730..4577eae 100644
--- a/services/tool-firewall/Dockerfile
+++ b/services/tool-firewall/Dockerfile
@@ -5,7 +5,7 @@ RUN go mod download 2>/dev/null || true
 COPY . .
 RUN CGO_ENABLED=0 go build -o /tool-firewall .
 
-FROM docker.io/library/alpine:3.23@sha256:5b10f432ef3da1b8d4c7eb6c487f2f5a8f096bc91145e68878dd4a5019afde11
+FROM docker.io/library/alpine:3.24@sha256:a2d49ea686c2adfe3c992e47dc3b5e7fa6e6b5055609400dc2acaeb241c829f4
 RUN apk add --no-cache ca-certificates
 COPY --from=build /tool-firewall /usr/local/bin/tool-firewall
 USER 65534:65534