diff --git a/src/org/linphone/compatibility/ApiElevenPlus.java b/src/org/linphone/compatibility/ApiElevenPlus.java
index a74d8fe74..d249077d3 100644
--- a/src/org/linphone/compatibility/ApiElevenPlus.java
+++ b/src/org/linphone/compatibility/ApiElevenPlus.java
@@ -84,7 +84,8 @@ public class ApiElevenPlus {
 						.setContentIntent(intent)
 						.setWhen(System.currentTimeMillis())
 						.setLargeIcon(contactIcon).getNotification();
-
+		notif.flags |= Notification.FLAG_ONGOING_EVENT;
+		
 		return notif;
 	}
 	
diff --git a/src/org/linphone/compatibility/ApiSixteenPlus.java b/src/org/linphone/compatibility/ApiSixteenPlus.java
index aa1431b33..8243f72a8 100644
--- a/src/org/linphone/compatibility/ApiSixteenPlus.java
+++ b/src/org/linphone/compatibility/ApiSixteenPlus.java
@@ -72,6 +72,7 @@ public class ApiSixteenPlus {
 						.setWhen(System.currentTimeMillis())
 						.setLargeIcon(contactIcon).build();
 
+		notif.flags |= Notification.FLAG_ONGOING_EVENT;
 		return notif;
 	}