diff --git a/RealReachability/Ping/PingHelper.m b/RealReachability/Ping/PingHelper.m
index 4e7d5c3..0ded225 100755
--- a/RealReachability/Ping/PingHelper.m
+++ b/RealReachability/Ping/PingHelper.m
@@ -110,8 +110,7 @@ - (void)setHost:(NSString *)host
     _host = nil;
     _host = [host copy];
     
-    self.pingFoundation.delegate = nil;
-    self.pingFoundation = nil;
+    [self clearPingFoundation];
     
     self.pingFoundation = [[PingFoundation alloc] initWithHostName:_host];