diff --git a/src/spectator/mocks/double.cr b/src/spectator/mocks/double.cr
index d7f72fd..66f9ca4 100644
--- a/src/spectator/mocks/double.cr
+++ b/src/spectator/mocks/double.cr
@@ -142,7 +142,7 @@ module Spectator
 
     private def self._spectator_stubbed_name : String
       {% if anno = @type.annotation(StubbedName) %}
-        "#<Class Double " + \{{(anno[0] || :Anonymous.id).stringify}} + "\">"
+        "#<Class Double " + {{(anno[0] || :Anonymous.id).stringify}} + ">"
       {% else %}
         "#<Class Double Anonymous>"
       {% end %}