diff --git a/dockerfiles/bullseye/Dockerfile.saithrift-server b/dockerfiles/bullseye/Dockerfile.saithrift-server
index 83bfe034..4ee429df 100644
--- a/dockerfiles/bullseye/Dockerfile.saithrift-server
+++ b/dockerfiles/bullseye/Dockerfile.saithrift-server
@@ -1,4 +1,4 @@
-FROM debian:buster-slim
+FROM debian:bullseye-slim
 
 ## Make apt-get non-interactive
 ENV DEBIAN_FRONTEND=noninteractive