diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d285dcd8..3d78fcd4 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v2
       - name: Build 5.x
         env:
-          BUILD_DIR = "Sophia-ps5-${{ github.ref }}"
+          BUILD_DIR: Sophia-ps5-${{ github.ref }}
         run: 
           mkdir $BUILD_DIR
           cp -R Sophia/* $BUILD_DIR