diff --git a/src/simulator/crates/mc-ai/tests/gpu_tree_integration.rs b/src/simulator/crates/mc-ai/tests/gpu_tree_integration.rs
index b862b0fb..cbf5e2ec 100644
--- a/src/simulator/crates/mc-ai/tests/gpu_tree_integration.rs
+++ b/src/simulator/crates/mc-ai/tests/gpu_tree_integration.rs
@@ -78,7 +78,7 @@ fn make_root_state() -> GameRolloutState {
 
     let iron = ironhold_priors();
     let bh = blackhammer_priors();
-    let priors: [PersonalityPriors; MAX_PLAYERS] = [iron, bh, iron, bh];
+    let priors: [PersonalityPriors; MAX_PLAYERS] = [iron, bh, iron, bh, iron];
     GameRolloutState::new(pod, priors)
 }