diff --git a/Tools/NativeHost/AppController.m b/Tools/NativeHost/AppController.m
index b751d0135..aeb2362d3 100644
--- a/Tools/NativeHost/AppController.m
+++ b/Tools/NativeHost/AppController.m
@@ -155,7 +155,7 @@ NSString *SERVER_USER = nil;
     }
     else if (prependServer)
     {
-        initialURL = [NSString stringWithFormat:@"http://localhost:%d/%@", SERVER_PORT, initialURL];
+        initialURL = [NSString stringWithFormat:@"http://127.0.0.1:%d/%@", SERVER_PORT, initialURL];
     }
 
 	NHLog(@"STARTUP", [initialURL description]);
diff --git a/Tools/NativeHost/NSURL+Additions.m b/Tools/NativeHost/NSURL+Additions.m
index 8597da97a..39cabb1a3 100644
--- a/Tools/NativeHost/NSURL+Additions.m
+++ b/Tools/NativeHost/NSURL+Additions.m
@@ -15,7 +15,7 @@
 {
     if ([[self scheme] caseInsensitiveCompare:@"file"] == NSOrderedSame)
         return [[[NSURL alloc] initWithScheme:@"http"
-										 host:[NSString stringWithFormat:@"localhost:%d", SERVER_PORT] 
+										 host:[NSString stringWithFormat:@"127.0.0.1:%d", SERVER_PORT] 
 										 path:[@"/filesystem/" stringByAppendingString:[self path]]] autorelease];
 
     return [[self copy] autorelease];