diff --git a/kubernetes/postgres/Dockerfile b/kubernetes/postgres/Dockerfile
index b9d54234a..f957823e4 100644
--- a/kubernetes/postgres/Dockerfile
+++ b/kubernetes/postgres/Dockerfile
@@ -1,4 +1,4 @@
-FROM postgres:15.3-alpine
+FROM postgres:15.6-alpine
 ARG BUILD_DATE
 ARG VCS_REF
 LABEL org.label-schema.build-date=$BUILD_DATE org.label-schema.vcs-ref=$VCS_REF \