diff --git a/src/test/java/com/xeiam/xchart/example/ChartServletExample.java b/src/test/java/com/xeiam/xchart/example/ChartServletExample.java
index c6750016ffda6b546bca1a167afe8e464cee6330..9d87d3f5fc40a06c3cf504d5a6fffd8268548bf4 100644
--- a/src/test/java/com/xeiam/xchart/example/ChartServletExample.java
+++ b/src/test/java/com/xeiam/xchart/example/ChartServletExample.java
@@ -75,4 +75,5 @@ public class ChartServletExample extends HttpServlet {
 
     return uuid;
   }
+
 }
diff --git a/src/test/java/com/xeiam/xchart/example/Example1.java b/src/test/java/com/xeiam/xchart/example/Example1.java
index 5322789f8d01f1f446cce553a6ad475e5edd37dd..18c42fc03efe68e7d10e08a952e095d2ac2c5dd8 100644
--- a/src/test/java/com/xeiam/xchart/example/Example1.java
+++ b/src/test/java/com/xeiam/xchart/example/Example1.java
@@ -22,7 +22,7 @@ import com.xeiam.xchart.Chart;
 import com.xeiam.xchart.io.BitmapEncoder;
 
 /**
- * Creates a simple charts and saves it as aPNG image file.
+ * Creates a simple charts and saves it as a PNG image file.
  * 
  * @author timmolter
  */
@@ -43,4 +43,5 @@ public class Example1 {
     BitmapEncoder.savePNG(chart, "./Sample_Chart.png");
 
   }
+
 }
diff --git a/src/test/java/com/xeiam/xchart/example/Example4.java b/src/test/java/com/xeiam/xchart/example/Example4.java
index 61ea43f555fd3eea24bdd22a26c350ae9cc9f88b..c519bacc09b582bc76e37fd62507bb84389b2cb9 100644
--- a/src/test/java/com/xeiam/xchart/example/Example4.java
+++ b/src/test/java/com/xeiam/xchart/example/Example4.java
@@ -56,4 +56,5 @@ public class Example4 {
     }
     return y;
   }
+
 }