diff --git a/Dockerfile b/Dockerfile
index c2e5f0d..4fdee01 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM php:8.3-fpm-alpine AS chill_base_php82
 
-ENV POSTGRES_VERSION=14
+ENV POSTGRES_VERSION=15
 
 # default UID for the PHP user
 ARG UID=1000