diff --git a/SocketIO.m b/SocketIO.m
index 61ff67a..61a7681 100755
--- a/SocketIO.m
+++ b/SocketIO.m
@@ -237,7 +237,10 @@ - (void) sendEvent:(NSString *)eventName withData:(id)data andAcknowledge:(Socke
 
     // do not require arguments
     if (data != nil) {
-        [dict setObject:[NSArray arrayWithObject:data] forKey:@"args"];
+        if ( [data isKindOfClass:[NSArray class]])
+            [dict setObject:data forKey:@"args"];   // It's already an array.  Don't re-package it.
+        else
+            [dict setObject:[NSArray arrayWithObject:data] forKey:@"args"];
     }
     
     SocketIOPacket *packet = [[SocketIOPacket alloc] initWithType:@"event"];