diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f92c294..f19dd33 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -58,7 +58,7 @@ jobs:
 
     services:
       postgres:
-        image: postgres:12.1-alpine
+        image: postgres:16-alpine
         ports:
           - 5432:5432
         # needed because the postgres container does not provide a healthcheck