diff --git a/puzzles.but b/puzzles.but
index dfb5803..ac7f564 100644
--- a/puzzles.but
+++ b/puzzles.but
@@ -760,7 +760,7 @@ for, the more likely it is that solutions shorter than the target
 length will turn out to be possible.
 
 
-\C{rectangles} \i{Rectangles}
+\C{rect} \i{Rectangles}
 
 \cfg{winhelp-topic}{games.rectangles}
 
diff --git a/rect.c b/rect.c
index fa3a786..2f603cb 100644
--- a/rect.c
+++ b/rect.c
@@ -2960,7 +2960,7 @@ static void game_print(drawing *dr, const game_state *state, int tilesize)
 #endif
 
 const struct game thegame = {
-    "Rectangles", "games.rectangles", "rectangles",
+    "Rectangles", "games.rectangles", "rect",
     default_params,
     game_fetch_preset,
     decode_params,