diff --git a/reactos/lib/kernel32/.cvsignore b/reactos/lib/kernel32/.cvsignore
index f16a880079e..b9946b35771 100644
--- a/reactos/lib/kernel32/.cvsignore
+++ b/reactos/lib/kernel32/.cvsignore
@@ -4,6 +4,7 @@ kernel32.nostrip.dll
 kernel32.sym
 kernel32.lib
 kernel32.coff
+errcodes.rc
 base.tmp
 junk.tmp
 temp.exp