diff --git a/src/main/java/cit/PureATN/PenUser.java b/src/main/java/cit/PureATN/PenUser.java
index 2d93aba..17535ec 100644
--- a/src/main/java/cit/PureATN/PenUser.java
+++ b/src/main/java/cit/PureATN/PenUser.java
@@ -134,4 +134,5 @@
 		int g = c.getGreen();
 		int b = c.getBlue();
 		return "rgb("+r+","+g+","+b+")";
-	}
\ No newline at end of file
+	}
+}
\ No newline at end of file