diff --git a/bitnami/postgresql/15/Dockerfile b/bitnami/postgresql/15/Dockerfile
index ad6f1b63..919d65f4 100644
--- a/bitnami/postgresql/15/Dockerfile
+++ b/bitnami/postgresql/15/Dockerfile
@@ -1,4 +1,4 @@
-FROM bitnami/postgresql:15.4.0
+FROM bitnami/postgresql:15.5.0
 
 # Health check and non-privileged user
 HEALTHCHECK --interval=15s --timeout=5s --retries=3 CMD [ "pg_isready" ]