diff --git a/internal/platform/implementation/windows/platform_test.cc b/internal/platform/implementation/windows/platform_test.cc
index 19de57c4..75b29910 100644
--- a/internal/platform/implementation/windows/platform_test.cc
+++ b/internal/platform/implementation/windows/platform_test.cc
@@ -18,7 +18,7 @@
 #include <knownfolders.h>
 #include <shlobj.h>
 
-#include <xstring>
+#include <string>
 #include <fstream>
 
 #include "gtest/gtest.h"
diff --git a/internal/platform/implementation/windows/test_utils.h b/internal/platform/implementation/windows/test_utils.h
index 155eaa41..577ab98c 100644
--- a/internal/platform/implementation/windows/test_utils.h
+++ b/internal/platform/implementation/windows/test_utils.h
@@ -15,7 +15,7 @@
 #ifndef PLATFORM_IMPL_WINDOWS_TEST_UTILS_H_
 #define PLATFORM_IMPL_WINDOWS_TEST_UTILS_H_
 
-#include <xstring>
+#include <string>
 
 #include "internal/platform/payload_id.h"