1 files changed, 1 insertions, 0 deletions
diff --git a/freecell.c b/freecell.c
index bea3662..f6562b8 100644
--- a/freecell.c
+++ b/freecell.c
@@ -290,6 +290,7 @@ static bool mouseButtonUp(SDL_MouseButtonEvent button) {
 			if (!item) return false;
 			card = item->card;
 		}
+		if (!gameAvail(card)) return false;
 		for (uint dst = Cell1; dst <= Cell4; ++dst) {
 			if (gameMove(dst, card)) break;
 		}