diff --git a/postgres/12.Dockerfile b/postgres/12.Dockerfile
index 86c31f7..a126791 100644
--- a/postgres/12.Dockerfile
+++ b/postgres/12.Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-FROM postgres:12.19 AS postgres
+FROM postgres:17.0 AS postgres
 
 ENV TZ="Europe/Berlin"
 
diff --git a/postgres/14.Dockerfile b/postgres/14.Dockerfile
index 15af7f9..a126791 100644
--- a/postgres/14.Dockerfile
+++ b/postgres/14.Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-FROM postgres:14.12 AS postgres
+FROM postgres:17.0 AS postgres
 
 ENV TZ="Europe/Berlin"
 
diff --git a/postgres/Dockerfile b/postgres/Dockerfile
index e5b7b02..a126791 100644
--- a/postgres/Dockerfile
+++ b/postgres/Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-FROM postgres:16.3 AS postgres
+FROM postgres:17.0 AS postgres
 
 ENV TZ="Europe/Berlin"