diff --git a/common/common.cpp b/common/common.cpp
index c547b60f39..8c5c058a00 100644
--- a/common/common.cpp
+++ b/common/common.cpp
@@ -386,3 +386,12 @@ size_t std::hash<wxString>::operator()( const wxString& s ) const
     return std::hash<std::wstring>{}( s.ToStdWstring() );
 }
 #endif
+
+
+bool std::less<wxPoint>::operator()( const wxPoint& aA, const wxPoint& aB ) const
+{
+    if( aA.x == aB.x )
+        return aA.y < aB.y;
+
+    return aA.x < aB.x;
+}
diff --git a/include/common.h b/include/common.h
index 9ec3a091d1..619e3532f0 100644
--- a/include/common.h
+++ b/include/common.h
@@ -355,6 +355,12 @@ namespace std
     {
         size_t operator()( const wxString& s ) const;
     };
+
+    template<> struct std::less<wxPoint>
+    {
+        bool operator()( const wxPoint& aA, const wxPoint& aB ) const;
+    };
+
 }
 #endif