diff --git a/src/org/linphone/ConferenceActivity.java b/src/org/linphone/ConferenceActivity.java
index acba9ea0c..25f3daa8b 100644
--- a/src/org/linphone/ConferenceActivity.java
+++ b/src/org/linphone/ConferenceActivity.java
@@ -561,7 +561,7 @@ public class ConferenceActivity extends ListActivity implements
 			setVisibility(removeFromConfButton, false);
 			
 			final int numberOfCalls = linphoneCalls.size();
-			boolean showAddVideo = !isInConference && !showUnhook && numberOfCalls == 1
+			boolean showAddVideo = State.StreamsRunning == state && !isInConference
 					&& Version.isVideoCapable() && LinphoneManager.getInstance().isVideoEnabled();
 			setVisibility(v, R.id.addVideo, showAddVideo);