diff --git a/compiler-rt/lib/orc/CMakeLists.txt b/compiler-rt/lib/orc/CMakeLists.txt
index 2b7f9183f99a7..a94a68a724368 100644
--- a/compiler-rt/lib/orc/CMakeLists.txt
+++ b/compiler-rt/lib/orc/CMakeLists.txt
@@ -16,7 +16,7 @@ set(ORC_IMPL_HEADERS
   c_api.h
   common.h
   compiler.h
-  endian.h
+  endianness.h
   error.h
   extensible_rtti.h
   stl_extras.h
diff --git a/compiler-rt/lib/orc/endian.h b/compiler-rt/lib/orc/endianness.h
similarity index 100%
rename from compiler-rt/lib/orc/endian.h
rename to compiler-rt/lib/orc/endianness.h
diff --git a/compiler-rt/lib/orc/unittests/endian_test.cpp b/compiler-rt/lib/orc/unittests/endian_test.cpp
index 176c1fd8691db..71b677af694ca 100644
--- a/compiler-rt/lib/orc/unittests/endian_test.cpp
+++ b/compiler-rt/lib/orc/unittests/endian_test.cpp
@@ -12,7 +12,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "endian.h"
+#include "endianness.h"
 #include "gtest/gtest.h"
 
 using namespace __orc_rt;
diff --git a/compiler-rt/lib/orc/wrapper_function_utils.h b/compiler-rt/lib/orc/wrapper_function_utils.h
index bbd19a018180b..de82eaf3f7fe6 100644
--- a/compiler-rt/lib/orc/wrapper_function_utils.h
+++ b/compiler-rt/lib/orc/wrapper_function_utils.h
@@ -37,7 +37,7 @@
 #include "adt.h"
 #include "c_api.h"
 #include "common.h"
-#include "endian.h"
+#include "endianness.h"
 #include "error.h"
 #include "stl_extras.h"