diff --git a/.github/workflows/main_unit_tests_mpich.yaml b/.github/workflows/main_unit_tests_mpich.yaml
index ee469b7a..9804bc15 100644
--- a/.github/workflows/main_unit_tests_mpich.yaml
+++ b/.github/workflows/main_unit_tests_mpich.yaml
@@ -12,7 +12,7 @@ jobs:
   main_unit_tests:
     runs-on: ubuntu-latest
     container:
-      image: ghcr.io/noaa-gfdl/pace_mpich:3.8
+      image: ghcr.io/noaa-gfdl/pace_mpich:3.11.9
     steps:
         - name: Checkout Pace repository
           uses: actions/checkout@v4
diff --git a/.github/workflows/main_unit_tests_openmpi.yaml b/.github/workflows/main_unit_tests_openmpi.yaml
index edb9b0f0..fcb19de2 100644
--- a/.github/workflows/main_unit_tests_openmpi.yaml
+++ b/.github/workflows/main_unit_tests_openmpi.yaml
@@ -12,7 +12,7 @@ jobs:
   main_unit_tests:
     runs-on: ubuntu-latest
     container:
-      image: ghcr.io/noaa-gfdl/pace_openmpi:3.8
+      image: ghcr.io/noaa-gfdl/pace_openmpi:3.11.9
     steps:
         - name: Checkout Pace repository
           uses: actions/checkout@v4