diff --git a/services/tool-firewall/Dockerfile b/services/tool-firewall/Dockerfile
index 9a59730..e1641aa 100644
--- a/services/tool-firewall/Dockerfile
+++ b/services/tool-firewall/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/golang:1.26.3-alpine@sha256:91eda9776261207ea25fd06b5b7fed8d397dd2c0a283e77f2ab6e91bfa71079d AS build
+FROM docker.io/library/golang:1.26.4-alpine@sha256:f23e8b227fb4493eabe03bede4d5a32d04092da71962f1fb79b5f7d1e6c2a17f AS build
 WORKDIR /src
 COPY go.mod go.sum* ./
 RUN go mod download 2>/dev/null || true