diff --git a/include/llvm/Bytecode/Writer.h b/include/llvm/Bytecode/Writer.h
index 9fadddb66b6..ae762b4a845 100644
--- a/include/llvm/Bytecode/Writer.h
+++ b/include/llvm/Bytecode/Writer.h
@@ -27,10 +27,8 @@
 #include <iosfwd>
 
 namespace llvm {
-
-class Module;
-void WriteBytecodeToFile(const Module *C, std::ostream &Out);
-
+  class Module;
+  void WriteBytecodeToFile(const Module *M, std::ostream &Out);
 } // End llvm namespace
 
 #endif