diff --git a/G-Earth/src/main/java/gearth/extensions/Extension.java b/G-Earth/src/main/java/gearth/extensions/Extension.java
index 5078c47..89d668f 100644
--- a/G-Earth/src/main/java/gearth/extensions/Extension.java
+++ b/G-Earth/src/main/java/gearth/extensions/Extension.java
@@ -298,7 +298,13 @@ public abstract class Extension implements IExtension {
     public boolean requestFlags(FlagsCheckListener flagRequestCallback) {
         if (this.flagRequestCallback != null) return false;
         this.flagRequestCallback = flagRequestCallback;
-        return true;
+        try {
+            writeToStream(new HPacket(NetworkExtensionInfo.INCOMING_MESSAGES_IDS.REQUESTFLAGS).toBytes());
+            return true;
+        } catch (IOException e) {
+            e.printStackTrace();
+            return false;
+        }
     }