diff --git a/tests/test_rush_hour.py b/tests/test_rush_hour.py
index cde91f5a..1ae748f6 100644
--- a/tests/test_rush_hour.py
+++ b/tests/test_rush_hour.py
@@ -6,6 +6,9 @@ from reasoning_gym.games.rush_hour import Board
 def test_perform_moves():
     b = Board("GBBoLoGHIoLMGHIAAMCCCKoMooJKDDEEJFFo")
     assert not b.solved
-    solution = "F+1 K+1 M-1 C+3 H+2 J-1 E+1 G+3 B-1 I-1 A-3 I+1 L+1 B+3 I-1 A+2 G-3 E-1 H-3 A-1 J+1 C-3 M+1 B+1 K-4 A+1 C+2 D-1 F-1 H+3 A-1 K+1 B-1 M-1 C+1 J-1 E+1 G+3 A-1 I+1 B-3 I-1 A+1 G-1 E-1 J+1 C-1 K-1 L-1 M+3 A+3"
+    incomplete_moves = "F+1 K+1 M-1 C+3 H+2 J-1 E+1 G+3 B-1 I-1 A-3 I+1 L+1 B+3 I-1 A+2 G-3"
+    b.perform_moves(incomplete_moves)
+    assert not b.solved
+    solution = "E-1 H-3 A-1 J+1 C-3 M+1 B+1 K-4 A+1 C+2 D-1 F-1 H+3 A-1 K+1 B-1 M-1 C+1 J-1 E+1 G+3 A-1 I+1 B-3 I-1 A+1 G-1 E-1 J+1 C-1 K-1 L-1 M+3 A+3"
     b.perform_moves(solution)
     assert b.solved