diff --git a/openstudiocore/src/utilities/core/Path.cpp b/openstudiocore/src/utilities/core/Path.cpp
index 66db4e2b0af..4ec7a997572 100644
--- a/openstudiocore/src/utilities/core/Path.cpp
+++ b/openstudiocore/src/utilities/core/Path.cpp
@@ -34,8 +34,11 @@
 
 #include <iostream>
 #include <string>
+
+#ifdef Q_OS_WIN
 #include <locale>
 #include <codecvt>
+#endif
 
 namespace openstudio {