diff --git a/Dockerfile b/Dockerfile
index 0558d4e..9f0a19f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.12-bullseye@sha256:6fa2538844e318c222f543277d5978d7ad2a44929f1ebb1e5fc5af396cecc25f as build
+FROM golang:1.21.12-bullseye@sha256:2123a391e3f880f1792c79d04da606083eb3a64831284474d86fbefed03c9189 as build
 
 # renovate: datasource=github-tags depName=strukturag/nextcloud-spreed-signaling versioning=semver
 ENV SPREED_SIGNALING_VERSION v1.2.4