diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index c39e7d8..47cf583 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -11,5 +11,5 @@ jobs:
           fetch-depth: 1
       - run: mkdir ../.ofxPiMapper
       - run: cp ./* ../.ofxPiMapper/
-      - run: curl -o openFrameworks.tar.gz ${OF_URL}
+      - run: curl -o openFrameworks.tar.gz $OF_URL
       - run: pwd && ls -al