diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index d339f6590..38055b5bb 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -37,8 +37,8 @@ jobs:
       pg15_version: '{ "major": "15", "full": "15.13" }'
       pg16_version: '{ "major": "16", "full": "16.9" }'
       pg17_version: '{ "major": "17", "full": "17.5" }'
-      pg18_version: '{ "major": "18", "full": "18beta1" }'
-      upgrade_pg_versions: "15.13-16.9-17.5-18beta1"
+      # pg18_version: '{ "major": "18", "full": "18beta1" }'
+      upgrade_pg_versions: "15.13-16.9-17.5"
     steps:
       # Since GHA jobs need at least one step we use a noop step here.
       - name: Set up parameters