diff --git a/.github/workflows/ci-tests.yml b/.github/workflows/ci-tests.yml
index 48198ad..152de28 100644
--- a/.github/workflows/ci-tests.yml
+++ b/.github/workflows/ci-tests.yml
@@ -42,6 +42,7 @@ jobs:
           cd visualCaseGen/
           git fetch origin pull/${{ github.event.pull_request.number }}/head:pr-${{ github.event.pull_request.number }}
           git checkout pr-${{ github.event.pull_request.number }}
+          git submodule update --init
 
       - name: Checkout initial event (Push)
         if: ${{ github.event_name == 'push' }}
@@ -49,6 +50,7 @@ jobs:
           echo "Handling push"
           cd visualCaseGen/
           git checkout ${{ github.sha }}
+          git submodule update --init
 
       # set up conda
       - uses: conda-incubator/setup-miniconda@v3
diff --git a/external/mom6_bathy b/external/mom6_bathy
index 1c188fb..f378b23 160000
--- a/external/mom6_bathy
+++ b/external/mom6_bathy
@@ -1 +1 @@
-Subproject commit 1c188fbf8d6f2be7f34afab39c5829836a3d9bc1
+Subproject commit f378b2307ade038d3dbd53288c3489b4e5eb1f29