diff --git a/.github/workflows/windows-vcpkg.yml b/.github/workflows/windows-vcpkg.yml
index f22e74e06c..53062edba7 100644
--- a/.github/workflows/windows-vcpkg.yml
+++ b/.github/workflows/windows-vcpkg.yml
@@ -138,12 +138,14 @@ jobs:
           cmake --build _build --config Release -j$(nproc)
 
       - name: Read simtest version
+        shell: bash
         run: |
           echo 'SIMTEST_JSON<<EOF' >> $GITHUB_ENV
           cat ./simtest.json >> $GITHUB_ENV
           echo 'EOF' >> $GITHUB_ENV
 
       - name: Export simtest version
+        shell: bash
         run: |
           echo "SIMTEST=${{ fromJson(env.SIMTEST_JSON).version }}" >> $GITHUB_ENV