diff --git a/src/org/linphone/core/LinphoneCoreImpl.java b/src/org/linphone/core/LinphoneCoreImpl.java
index 20d18e90e..01517762d 100644
--- a/src/org/linphone/core/LinphoneCoreImpl.java
+++ b/src/org/linphone/core/LinphoneCoreImpl.java
@@ -545,5 +545,14 @@ class LinphoneCoreImpl implements LinphoneCore {
 		// TODO Auto-generated method stub
 		
 	}
+	public void transferCall(LinphoneCall call, String referTo) {
+		// TODO Auto-generated method stub
+		
+	}
+	public void transferCallToAnother(LinphoneCall callToTransfer,
+			LinphoneCall destination) {
+		// TODO Auto-generated method stub
+		
+	}
 	
 }
diff --git a/submodules/linphone b/submodules/linphone
index ce9780dcb..51ee80ec2 160000
--- a/submodules/linphone
+++ b/submodules/linphone
@@ -1 +1 @@
-Subproject commit ce9780dcb8114a3d4def3ed14fbb129ff786fba2
+Subproject commit 51ee80ec2b0ce934e44c73ad4931ca98a6798fa8