diff --git a/Dockerfile b/Dockerfile
index 9364409..8403302 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 ARG PG_MAJOR=17
-FROM postgres:$PG_MAJOR
+FROM postgres:$PG_MAJOR-bookworm
 ARG PG_MAJOR
 
 COPY . /tmp/pgvector