diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 8c55751f..0f13b76c 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -39,7 +39,9 @@ jobs:
           - { python: "3.9", resolution: highest, extras: "tests,strict" }
           - { python: "3.10", resolution: lowest-direct, extras: "tests,strict" }
           - { python: "3.11", resolution: highest, extras: tests }
-          - { python: "3.12", resolution: lowest-direct, extras: tests }
+          # python 3.12 CI failing due to maggma incompatible, see
+          # https://github.com/materialsproject/jobflow/pull/640#issuecomment-2209055692
+          # - { python: "3.12", resolution: lowest-direct, extras: tests }
 
     steps:
       - uses: actions/checkout@v4