diff --git a/include/stdex/string.hpp b/include/stdex/string.hpp
index d5b990838..d78118087 100644
--- a/include/stdex/string.hpp
+++ b/include/stdex/string.hpp
@@ -247,6 +247,11 @@ namespace stdex
 		return z;
 	}
 
+	///
+	/// Reusable standard C++ C-locale
+	///
+	const inline std::locale std_locale_C("C");
+
 	///
 	/// Find a code unit in a string case-insensitive
 	///