diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index dabcff72fd9..5b578c65d7a 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -95,6 +95,8 @@ jobs:
 
       - name: Install SMT-Solvers
         run: .github/dlsmt.sh
+        shell: bash
+
 
       - name: "Running tests: ${{ matrix.test }}"
         uses: gradle/gradle-build-action@v2.4.2