diff --git a/.github/workflows/ngen_integration.yaml b/.github/workflows/ngen_integration.yaml
index 8e4eb0f..f053665 100644
--- a/.github/workflows/ngen_integration.yaml
+++ b/.github/workflows/ngen_integration.yaml
@@ -57,12 +57,8 @@ jobs:
         with:
           mod-dir: "extern/evapotranspiration/evapotranspiration"
           targets: "petbmi"
-
-      - name: Checkout PET master branch (for testing)
         run: |
-          cd extern/evapotranspiration/evapotranspiration
-          git fetch origin master
-          git checkout master
+          git submodule update --remote extern/evapotranspiration/evapotranspiration
 
       - name: Build SLoTH
         id: submod_build_6