diff --git a/bob/learn/linear/machine.py b/bob/learn/linear/machine.py
index 10f2574841bd06543c903a0e8dd542a4b6ff5c80..0642c5a69092a7f4510a9d6ccb8053ffc474b646 100644
--- a/bob/learn/linear/machine.py
+++ b/bob/learn/linear/machine.py
@@ -29,6 +29,11 @@ class Machine(_Machine_C):
         output_dict["biases"] = self.biases
 
         return output_dict
+        
+    def is_similar_to(self, other, **kwargs):
+        return super(Machine, self).is_similar_to(other, **kwargs)
+    
+            
 
     @classmethod
     def from_dict(cls, input_dict):