diff --git a/googletest/include/gtest/gtest-spi.h b/googletest/include/gtest/gtest-spi.h
index 2a48cca8..c21b029e 100644
--- a/googletest/include/gtest/gtest-spi.h
+++ b/googletest/include/gtest/gtest-spi.h
@@ -32,7 +32,7 @@
 // Utilities for testing Google Test itself and code that uses Google Test
 // (e.g. frameworks built on top of Google Test).
 
-GOOGLETEST_CM0004 DO NOT DELETE
+// GOOGLETEST_CM0004 DO NOT DELETE
 
 #ifndef GTEST_INCLUDE_GTEST_GTEST_SPI_H_
 #define GTEST_INCLUDE_GTEST_GTEST_SPI_H_
diff --git a/googletest/include/gtest/gtest_prod.h b/googletest/include/gtest/gtest_prod.h
index 21e211eb..71377f87 100644
--- a/googletest/include/gtest/gtest_prod.h
+++ b/googletest/include/gtest/gtest_prod.h
@@ -30,7 +30,7 @@
 // Author: wan@google.com (Zhanyong Wan)
 //
 // Google C++ Testing and Mocking Framework definitions useful in production code.
-GOOGLETEST_CM0003 DO NOT DELETE
+// GOOGLETEST_CM0003 DO NOT DELETE
 
 #ifndef GTEST_INCLUDE_GTEST_GTEST_PROD_H_
 #define GTEST_INCLUDE_GTEST_GTEST_PROD_H_