diff --git a/Dockerfile b/Dockerfile
index fdbd824..8cd9e82 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,7 @@ RUN set -ex; \
     cd /build; \
     make build;
 
-FROM debian:bullseye-slim@sha256:60a596681410bd31a48e5975806a24cd78328f3fd6b9ee5bc64dca6d46a51f29
+FROM debian:bullseye-slim@sha256:8118d0da5204dcc2f648d416b4c25f97255a823797aeb17495a01f2eb9c1b487
 
 COPY --from=build /build/bin/signaling /usr/local/bin/signaling
 COPY --from=build /build/server.conf.in /config/server.conf