diff --git a/APED/app/src/main/java/com/example/aped/utils/XMLHandler.java b/APED/app/src/main/java/com/example/aped/utils/XMLHandler.java
index 05fe053..ab8f91f 100644
--- a/APED/app/src/main/java/com/example/aped/utils/XMLHandler.java
+++ b/APED/app/src/main/java/com/example/aped/utils/XMLHandler.java
@@ -71,12 +71,12 @@ public class XMLHandler implements IXML {
     }
 
     /**
-     * reads the buffer size from the XML file
+     * Reads the buffer size from the XML file.
      * @param deviceName the name of the relevant device
      * @return the buffer size as an {@link Integer}
      */
     @Override
-    public int getBufferSize(String deviceName) {
+    public int getBufferSize(final String deviceName) {
         XPathFactory xPathFactory = XPathFactory.newInstance();
         XPath xPath = xPathFactory.newXPath();
         try {