diff --git a/docker/event-listener/Dockerfile b/docker/event-listener/Dockerfile
index 988b582f90..f938d1383e 100644
--- a/docker/event-listener/Dockerfile
+++ b/docker/event-listener/Dockerfile
@@ -9,7 +9,7 @@ RUN --mount=type=cache,target=/usr/local/cargo/registry \
     RUSTC_WRAPPER=/usr/local/cargo/bin/sccache \
     cargo build --release
 
-FROM debian:bullseye
+FROM debian:11.5
 RUN apt update
 RUN apt install openssl -y
 EXPOSE 9977