diff --git a/lib/sorcery/model/submodules/external.rb b/lib/sorcery/model/submodules/external.rb
index 9db22c24..226ad8dd 100644
--- a/lib/sorcery/model/submodules/external.rb
+++ b/lib/sorcery/model/submodules/external.rb
@@ -61,7 +61,7 @@ def create_from_provider(provider, uid, attrs)
 
             # For external services that don't offer an email like twitter.
             unless attrs.has_key?(:email) && user.attributes.has_key?('email')
-              user.send(:'email=', '')
+              user.send(:'email=', "#{SecureRandom.uuid}@example.com")
             end
 
             if block_given?
diff --git a/spec/shared_examples/user_shared_examples.rb b/spec/shared_examples/user_shared_examples.rb
index bd2b93ce..0614c744 100644
--- a/spec/shared_examples/user_shared_examples.rb
+++ b/spec/shared_examples/user_shared_examples.rb
@@ -551,7 +551,7 @@ def self.matches?(crypted, *tokens)
           User.create_from_provider('facebook', '123', username: 'Noam Ben Ari') { true }
         end.to change { User.count }.by(1)
     
-        expect(User.first.email).to eq ''
+        expect(User.first.email).not_to be_empty
       end
     end