diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bbc329e..f3fe01b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,11 +12,15 @@ jobs:
           - postgres: 17
             os: ubuntu-24.04
           - postgres: 16
-            os: ubuntu-24.04
+            os: ubuntu-22.04
           - postgres: 15
             os: ubuntu-22.04
           - postgres: 14
             os: ubuntu-22.04
+          - postgres: 13
+            os: ubuntu-22.04
+          - postgres: 12
+            os: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v4