diff --git a/.ci/docker-ci/debian-gnupg2/Dockerfile b/.ci/docker-ci/debian-gnupg2/Dockerfile
index d34e4f0d..1f0e5454 100644
--- a/.ci/docker-ci/debian-gnupg2/Dockerfile
+++ b/.ci/docker-ci/debian-gnupg2/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:11.3-slim
+FROM debian:11.4-slim
 
 LABEL maintainer="mail@sobolevn.me"
 LABEL vendor="git-secret team"