diff --git a/HHRouter/HHRouter.m b/HHRouter/HHRouter.m
index 786299e..ba9e96e 100644
--- a/HHRouter/HHRouter.m
+++ b/HHRouter/HHRouter.m
@@ -180,7 +180,7 @@ - (NSString*)stringFromFilterAppUrlScheme:(NSString*)string
     // filter out the app URL compontents.
     for (NSString* appUrlScheme in [self appUrlSchemes]) {
         if ([string hasPrefix:[NSString stringWithFormat:@"%@:", appUrlScheme]]) {
-            return [string substringFromIndex:appUrlScheme.length + 1];
+            return [string substringFromIndex:appUrlScheme.length + 2];
         }
     }