diff --git a/reactos/lib/expat/.cvsignore b/reactos/lib/expat/.cvsignore
index b747ce41195..9ca5fc128b2 100644
--- a/reactos/lib/expat/.cvsignore
+++ b/reactos/lib/expat/.cvsignore
@@ -12,4 +12,5 @@ expat.ncb
 expat.opt
 libexpat.dll
 *.map
+*.sym
 *.dll