diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index c0dd84f..ba24baa 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -32,6 +32,6 @@ jobs:
       - run: nimble test
       - name: "test denim on windows"
         if: matrix.os == 'windows-latest'
-        run: "denim.exe build tests\myaddon.nim -r -y --cmake"
+        run: "denim.exe build tests\\myaddon.nim -r -y --cmake"
       - name: 'test denim on unix'
         run: "denim build tests/myaddon.nim -r -y --cmake"