diff --git a/docs/tutorial/building_services.rst b/docs/tutorial/building_services.rst
index 81c4414..d72c2f3 100644
--- a/docs/tutorial/building_services.rst
+++ b/docs/tutorial/building_services.rst
@@ -125,7 +125,7 @@ and deserializing the post instances into protocol buffer messages.  We can
 do this by declaring serializers, create a file in the ``blog`` directory
 named ``serializers.py`` and add the following::
 
-    from django_grpc_framework import proto_serializerss
+    from django_grpc_framework import proto_serializers
     from blog.models import Post
     from blog_proto import post_pb2