diff --git a/src/game/typing/practice/keyboard.js b/src/game/typing/practice/keyboard.js
index 4e6de96..72be65c 100644
--- a/src/game/typing/practice/keyboard.js
+++ b/src/game/typing/practice/keyboard.js
@@ -37,7 +37,7 @@ function Keyboard(keyMapper, language) {
 			this.keyDataList[i].handSide,
 			this.keyDataList[i].row,
 			this.keyDataList[i].fingerType,
-			this.keyDataList[i].alignType,
+			this.keyDataList[i].alignType
 		);
 
 		this.allKeyHash[this.keyDataList[i].keyID] = this.keyList[i];