diff --git a/challenger/src/main/java/uk/co/compendiumdev/challenge/challengers/Challengers.java b/challenger/src/main/java/uk/co/compendiumdev/challenge/challengers/Challengers.java
index b33d6a77..1ebf2b01 100644
--- a/challenger/src/main/java/uk/co/compendiumdev/challenge/challengers/Challengers.java
+++ b/challenger/src/main/java/uk/co/compendiumdev/challenge/challengers/Challengers.java
@@ -41,6 +41,7 @@ public Challengers(EntityRelModel erModel){
     public void configureForChallenges(Collection<CHALLENGE> definedChallenges){
         this.definedChallenges = definedChallenges;
         SINGLE_PLAYER = new ChallengerAuthData(definedChallenges);
+        SINGLE_PLAYER.setXChallengerGUID(SINGLE_PLAYER_GUID);
         DEFAULT_PLAYER_DATA = new ChallengerAuthData(definedChallenges);
     }
     public void setMultiPlayerMode(){