diff --git a/10_Blackjack/java/src/Game.java b/10_Blackjack/java/src/Game.java
index afb4e20e..9dbe4688 100644
--- a/10_Blackjack/java/src/Game.java
+++ b/10_Blackjack/java/src/Game.java
@@ -127,7 +127,7 @@ public class Game {
 			}
 			output.append("\n");
 		}
-		userIo.print(output);
+		userIo.print(output.toString());
 	}
 
 	/**