diff --git a/OsmAnd/src/net/osmand/plus/resources/IncrementalChangesManager.java b/OsmAnd/src/net/osmand/plus/resources/IncrementalChangesManager.java
index 555e3c5d0a..74145149a1 100644
--- a/OsmAnd/src/net/osmand/plus/resources/IncrementalChangesManager.java
+++ b/OsmAnd/src/net/osmand/plus/resources/IncrementalChangesManager.java
@@ -287,7 +287,7 @@ public class IncrementalChangesManager {
 	
 	private List<IncrementalUpdate> getIncrementalUpdates(String file, long timestamp) throws IOException,
 			XmlPullParserException {
-		String url = URL + "?timestamp=" + timestamp + "&file=" + URLEncoder.encode(file);
+		String url = URL + "?aosmc=true&timestamp=" + timestamp + "&file=" + URLEncoder.encode(file);
 		HttpURLConnection conn = NetworkUtils.getHttpURLConnection(url);
 		XmlPullParser parser = PlatformUtil.newXMLPullParser();
 		parser.setInput(conn.getInputStream(), "UTF-8");