diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 25fffd6..7477288 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -50,7 +50,7 @@ jobs:
 
     - name: Cmake Build
       working-directory: backend/build
-      run: cmake ../..
+     run: cmake -DCMAKE_PREFIX_PATH=/usr/local/Cellar/opencascade/7.7.2_2 ..
     
     - name: Build Backend Project
       working-directory: backend/build