diff --git a/apps/opencs/model/world/columnimp.hpp b/apps/opencs/model/world/columnimp.hpp
index 8758d924b0..a8ae5dfa12 100644
--- a/apps/opencs/model/world/columnimp.hpp
+++ b/apps/opencs/model/world/columnimp.hpp
@@ -694,7 +694,7 @@ namespace CSMWorld
 
             QColor colour = data.value<QColor>();
 
-            record2.mMapColor = colour.rgb() & 0xffffff;
+            record2.mMapColor = (colour.blue() << 16) | (colour.green() << 8) | colour.red();
 
             record.setModified (record2);
         }