diff --git a/apps/openmw/mwscript/miscextensions.cpp b/apps/openmw/mwscript/miscextensions.cpp
index 604fc06fe4..404b978a7f 100644
--- a/apps/openmw/mwscript/miscextensions.cpp
+++ b/apps/openmw/mwscript/miscextensions.cpp
@@ -1321,7 +1321,13 @@ namespace MWScript
                 msg << "Report time: ";
 
                 std::time_t currentTime = std::chrono::system_clock::to_time_t(std::chrono::system_clock::now());
-                msg << std::put_time(std::gmtime(&currentTime), "%Y.%m.%d %T UTC") << std::endl;
+                tm timeinfo{};
+#ifdef _WIN32
+                gmtime_s(&timeinfo, &currentTime);
+#else
+                gmtime_r(&currentTime, &timeinfo);
+#endif
+                msg << std::put_time(&timeinfo, "%Y.%m.%d %T UTC") << std::endl;
 
                 msg << "Content file: " << ptr.getCellRef().getRefNum().mContentFile;