diff --git a/backend/Dockerfile b/backend/Dockerfile
index c9e88074a..70303c7bd 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -25,7 +25,7 @@ RUN go build \
       -o entrypoint ./cmd/entrypoint && \
     chmod +x /app/entrypoint
 
-FROM alpine:3.23@sha256:51183f2cfa6320055da30872f211093f9ff1d3cf06f39a0bdb212314c5dc7375
+FROM alpine:3.23@sha256:5b10f432ef3da1b8d4c7eb6c487f2f5a8f096bc91145e68878dd4a5019afde11
 
 RUN apk --no-cache add ca-certificates tzdata