diff --git a/spec/slack-gamebot/commands/lost_spec.rb b/spec/slack-gamebot/commands/lost_spec.rb
index d0e7abe..3d94547 100644
--- a/spec/slack-gamebot/commands/lost_spec.rb
+++ b/spec/slack-gamebot/commands/lost_spec.rb
@@ -134,7 +134,7 @@
 
   context 'lost to' do
     let(:loser) { Fabricate(:user, user_name: 'username') }
-    let(:winner) { Fabricate(:user) }
+    let(:winner) { Fabricate(:user, user_name: 'winner') }
 
     it 'a player' do
       expect do
@@ -160,8 +160,8 @@
     end
 
     it 'two players' do
-      winner2 = Fabricate(:user, team:)
-      loser2 = Fabricate(:user, team:)
+      winner2 = Fabricate(:user, team:, user_name: 'winner2')
+      loser2 = Fabricate(:user, team:, user_name: 'loser2')
       expect do
         expect do
           expect(message: "#{SlackRubyBot.config.user} lost to #{winner.user_name} #{winner2.user_name} with #{loser2.user_name}", user: loser.user_id, channel: 'pongbot').to respond_with_slack_message(
@@ -175,8 +175,8 @@
     end
 
     it 'two players with scores' do
-      winner2 = Fabricate(:user, team:)
-      loser2 = Fabricate(:user, team:)
+      winner2 = Fabricate(:user, team:, user_name: 'winner2')
+      loser2 = Fabricate(:user, team:, user_name: 'loser2')
       expect do
         expect do
           expect(message: "#{SlackRubyBot.config.user} lost to #{winner.user_name} #{winner2.user_name} with #{loser2.user_name} 15:21", user: loser.user_id, channel: 'pongbot').to respond_with_slack_message(