2 files changed, 2 insertions, 1 deletions
diff --git a/absl/meta/type_traits.h b/absl/meta/type_traits.h
index 779afd2dd143..ced66269b063 100644
--- a/absl/meta/type_traits.h
+++ b/absl/meta/type_traits.h
@@ -35,6 +35,7 @@
 #ifndef ABSL_META_TYPE_TRAITS_H_
 #define ABSL_META_TYPE_TRAITS_H_
 
+#include <stddef.h>
 #include <type_traits>
 
 #include "absl/base/config.h"
diff --git a/absl/meta/type_traits_test.cc b/absl/meta/type_traits_test.cc
index 54dcc8f4160b..15e1c28bd24b 100644
--- a/absl/meta/type_traits_test.cc
+++ b/absl/meta/type_traits_test.cc
@@ -17,9 +17,9 @@
 #include <cstdint>
 #include <string>
 #include <type_traits>
+#include <utility>
 #include <vector>
 
-#include "gmock/gmock.h"
 #include "gtest/gtest.h"
 
 namespace {