formatting custom/README.md
diff --git a/googlemock/include/gmock/internal/custom/README.md b/googlemock/include/gmock/internal/custom/README.md
index 76969a7..f6c93f6 100644
--- a/googlemock/include/gmock/internal/custom/README.md
+++ b/googlemock/include/gmock/internal/custom/README.md
@@ -2,7 +2,7 @@
 
 The custom directory is an injection point for custom user configurations.
 
-## Header gmock-port.h
+## Header `gmock-port.h`
 
 The following macros can be defined:
 
diff --git a/googletest/include/gtest/internal/custom/README.md b/googletest/include/gtest/internal/custom/README.md
index 3a2b885..ff391fb 100644
--- a/googletest/include/gtest/internal/custom/README.md
+++ b/googletest/include/gtest/internal/custom/README.md
@@ -2,16 +2,16 @@
 
 The custom directory is an injection point for custom user configurations.
 
-## Header gtest.h
+## Header `gtest.h`
 
 ### The following macros can be defined:
 
 *   `GTEST_OS_STACK_TRACE_GETTER_` - The name of an implementation of
-    OsStackTraceGetterInterface.
-*   `GTEST_CUSTOM_TEMPDIR_FUNCTION_` - An override for testing::TempDir(). See
-    testing::TempDir for semantics and signature.
+    `OsStackTraceGetterInterface`.
+*   `GTEST_CUSTOM_TEMPDIR_FUNCTION_` - An override for `testing::TempDir()`. See
+    `testing::TempDir` for semantics and signature.
 
-## Header gtest-port.h
+## Header `gtest-port.h`
 
 The following macros can be defined:
 
@@ -36,9 +36,9 @@
 ### Threading:
 
 *   `GTEST_HAS_NOTIFICATION_` - Enabled if Notification is already provided.
-*   `GTEST_HAS_MUTEX_AND_THREAD_LOCAL_` - Enabled if Mutex and ThreadLocal are
-    already provided. Must also provide `GTEST_DECLARE_STATIC_MUTEX_(mutex)` and
-    `GTEST_DEFINE_STATIC_MUTEX_(mutex)`
+*   `GTEST_HAS_MUTEX_AND_THREAD_LOCAL_` - Enabled if `Mutex` and `ThreadLocal`
+    are already provided. Must also provide `GTEST_DECLARE_STATIC_MUTEX_(mutex)`
+    and `GTEST_DEFINE_STATIC_MUTEX_(mutex)`
 *   `GTEST_EXCLUSIVE_LOCK_REQUIRED_(locks)`
 *   `GTEST_LOCK_EXCLUDED_(locks)`
 
@@ -50,7 +50,7 @@
 
 *   `GTEST_API_` - Specifier for exported symbols.
 
-## Header gtest-printers.h
+## Header `gtest-printers.h`
 
-*   See documentation at gtest/gtest-printers.h for details on how to define a
+*   See documentation at `gtest/gtest-printers.h` for details on how to define a
     custom printer.