diff --git a/include/llvm/Config/.cvsignore b/include/llvm/Config/.cvsignore
new file mode 100644
index 00000000000..2b572d4a269
--- /dev/null
+++ b/include/llvm/Config/.cvsignore
@@ -0,0 +1,2 @@
+config.h
+.cvsignore