diff --git a/OpenStreetMap Importer/Importer.cs b/OpenStreetMap Importer/Importer.cs
index ccf4e0f..54e6f3d 100644
--- a/OpenStreetMap Importer/Importer.cs	
+++ b/OpenStreetMap Importer/Importer.cs	
@@ -149,6 +149,7 @@ namespace OpenStreetMap_Importer
                     }
                 }
             }
+            reader.Close();
 
             logger.Log(loglevel.DEBUG, "Edges: {0}", edges);
             return nodes;