diff --git a/.github/workflows/Downstream.yml b/.github/workflows/Downstream.yml
index c55af9a3..f6bc4a09 100644
--- a/.github/workflows/Downstream.yml
+++ b/.github/workflows/Downstream.yml
@@ -40,3 +40,7 @@ jobs:
         with:
           repository: 'CliMA/${{ matrix.package }}'
           path: ${{ matrix.package }}
+        run: |
+          julia --color=yes --project=${{ matrix.package }} -e 'using Pkg; Pkg.instantiate()'
+          julia --color=yes --project=${{ matrix.package }} -e 'using Pkg; Pkg.develop(; path = ".")'
+          julia --color=yes --project=${{ matrix.package }} -e 'using Pkg; Pkg.test()'