diff --git a/Dockerfile b/Dockerfile
index c61b625..f9a5ffe 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -30,7 +30,7 @@ RUN bun run build
 # CGO_ENABLED=0 lets us cross-compile natively for the target arch via
 # TARGETARCH instead of running the whole toolchain under QEMU.
 # -----------------------------------------------------------------------------
-FROM --platform=$BUILDPLATFORM golang:1.27-alpine@sha256:8a5910f31396cd4d89662f56c68b3ae31d374308270a1c3bd96672ee5ed43414 AS backend-builder
+FROM --platform=$BUILDPLATFORM golang:1.27-alpine@sha256:f92b6ef800e499660581efdabdf25d9d817a9d124eaf900924f0504e7e27e12d AS backend-builder
 
 ARG TARGETARCH
 WORKDIR /app