diff --git a/Classes/LinphoneAppDelegate.m b/Classes/LinphoneAppDelegate.m
index 377144a3b..53f1fb272 100644
--- a/Classes/LinphoneAppDelegate.m
+++ b/Classes/LinphoneAppDelegate.m
@@ -51,7 +51,9 @@
         return;
     }
     
-    NSDictionary *settings = [NSDictionary dictionaryWithContentsOfFile:[settingsBundle stringByAppendingPathComponent:@"Root.plist"]];
+    NSMutableDictionary *settings = [NSDictionary dictionaryWithContentsOfFile:[settingsBundle stringByAppendingPathComponent:@"Root.plist"]];
+	[settings addEntriesFromDictionary:[NSDictionary dictionaryWithContentsOfFile:[settingsBundle stringByAppendingPathComponent:@"audio.plist"]]];
+	[settings addEntriesFromDictionary:[NSDictionary dictionaryWithContentsOfFile:[settingsBundle stringByAppendingPathComponent:@"video.plist"]]];	
     NSArray *preferences = [settings objectForKey:@"PreferenceSpecifiers"];
     
     NSMutableDictionary *defaultsToRegister = [[NSMutableDictionary alloc] initWithCapacity:[preferences count]];