diff --git a/app/src/processing/app/SerialPlotter.java b/app/src/processing/app/SerialPlotter.java
index 87e8c5256..789f1b05e 100644
--- a/app/src/processing/app/SerialPlotter.java
+++ b/app/src/processing/app/SerialPlotter.java
@@ -406,7 +406,7 @@ public class SerialPlotter extends AbstractMonitor {
         continue;
       }
 	
-	  if(line.equals("<CLEAR>")){
+	  if("<CLEAR>".equals(line)){
 			graphs.clear();//clear the graphs points in the array
 			xCount = 0;//reset the count of data point
 	  }