diff --git a/.github/actions/initialize-scubagoggles/action.yml b/.github/actions/initialize-scubagoggles/action.yml
index a869e6ba..9768b837 100644
--- a/.github/actions/initialize-scubagoggles/action.yml
+++ b/.github/actions/initialize-scubagoggles/action.yml
@@ -24,7 +24,7 @@ runs:
         cache-dependency-path: ${{ inputs.cache-dependency-path }}
 
     - name: Setup virtualenv for Windows
-      if: ${{ inputs.operating-system == "windows" }}
+      if: ${{ inputs.operating-system }} == "windows"
       shell: powershell
       run: |
         pip install virtualenv
@@ -32,7 +32,7 @@ runs:
         .venv\Scripts\activate
     
     - name: Setup virtualenv for MacOS
-      if: ${{ inputs.operating-system == "macos" }}
+      if: ${{ inputs.operating-system }} == "macos"
       shell: bash
       run: |
         pip install virtualenv
@@ -40,6 +40,7 @@ runs:
         source .venv/bin/activate
     
     - name: Install dependencies
+      shell: powershell
       run: |
         python -m pip install .
         pip install -r requirements.txt
@@ -48,4 +49,4 @@ runs:
         pip install -y numpy==1.26.4
     
     - name: Download OPA executable
-        run: python download_opa.py -v ${{ inputs.opa-version }} -os ${{ inputs.operating-system }}
+      run: python download_opa.py -v ${{ inputs.opa-version }} -os ${{ inputs.operating-system }}
diff --git a/.github/workflows/run_smoke_test.yml b/.github/workflows/run_smoke_test.yml
index 32818881..00391b52 100644
--- a/.github/workflows/run_smoke_test.yml
+++ b/.github/workflows/run_smoke_test.yml
@@ -62,4 +62,7 @@ jobs:
       
       - name: Execute ScubaGoggles and check for correct output
         run: |
-          echo "in second step"
\ No newline at end of file
+          echo "in second step"
+          
+          # Give OPA executable execute permissions
+          chmod +x opa_darwin_amd64
\ No newline at end of file