diff --git a/clang/include/clang/Basic/SourceManager.h b/clang/include/clang/Basic/SourceManager.h
index df5074cb42e6..9d57a743f2ba 100644
--- a/clang/include/clang/Basic/SourceManager.h
+++ b/clang/include/clang/Basic/SourceManager.h
@@ -89,7 +89,7 @@ namespace SrcMgr {
 
     /// getBuffer - Returns the memory buffer for the associated content.
     ///
-    /// \param Diag Object through which diagnostics will be emitted it the
+    /// \param Diag Object through which diagnostics will be emitted if the
     /// buffer cannot be retrieved.
     /// 
     /// \param Loc If specified, is the location that invalid file diagnostics