diff --git a/reactos/apps/tests/polytest/.cvsignore b/reactos/apps/tests/polytest/.cvsignore
index f795025db86..7b3d89c411e 100644
--- a/reactos/apps/tests/polytest/.cvsignore
+++ b/reactos/apps/tests/polytest/.cvsignore
@@ -1,3 +1,4 @@
 *.opt
 *.ncb
 *.plg
+Debug