diff --git a/puzzles/3x3x3.def b/puzzles/3x3x3.def
index 9a13a88..af78af6 100644
--- a/puzzles/3x3x3.def
+++ b/puzzles/3x3x3.def
@@ -59,4 +59,5 @@ CORNERS
 1 2 4 8 5 6 3 7
 0 0 2 1 0 0 1 2
 EDGES
-1 2 8 4 5 6 3 11 9 10 7 12
\ No newline at end of file
+1 2 8 4 5 6 3 11 9 10 7 12
+End
\ No newline at end of file