diff --git a/Dockerfile.alpine b/Dockerfile.alpine
index c0cfd3a..b7f80f1 100644
--- a/Dockerfile.alpine
+++ b/Dockerfile.alpine
@@ -13,7 +13,7 @@ ENV PG11=11.22
 ENV PG12_VERSION=12.22
 
 # renovate: datasource=repology depName=macports/postgresql13-server versioning=loose
-ENV PG13_VERSION=13.16
+ENV PG13_VERSION=13.18
 
 # renovate: datasource=repology depName=macports/postgresql14-server versioning=loose
 ENV PG14_VERSION=14.13
diff --git a/Dockerfile.bookworm b/Dockerfile.bookworm
index 820f790..58341c6 100644
--- a/Dockerfile.bookworm
+++ b/Dockerfile.bookworm
@@ -13,7 +13,7 @@ ENV PG11=11.22
 ENV PG12_VERSION=12.22
 
 # renovate: datasource=repology depName=macports/postgresql13-server versioning=loose
-ENV PG13_VERSION=13.16
+ENV PG13_VERSION=13.18
 
 # renovate: datasource=repology depName=macports/postgresql14-server versioning=loose
 ENV PG14_VERSION=14.13