diff --git a/src/games/stendhal/common/filter/CollectionFilter.java b/src/games/stendhal/common/filter/CollectionFilter.java
index 3df2398d4b4..375015659f1 100644
--- a/src/games/stendhal/common/filter/CollectionFilter.java
+++ b/src/games/stendhal/common/filter/CollectionFilter.java
@@ -1,5 +1,4 @@
 /* $Id$ */
-/* found on javaworld.com */
 package games.stendhal.common.filter;
 
 import java.lang.reflect.Constructor;
@@ -10,18 +9,12 @@
 import org.apache.log4j.Logger;
 
 /**
- * <p>
- * Title: CollectionFilter.
- * </p>
- * <p>
- * Description:
- * </p>
+ * Source: https://www.infoworld.com/article/2072996/filter-collections.html (originally found on javaworld.com)
  *
  * @author David Rappoport
  * @version 1.0
  * @param <T> generic type of collection elements
  */
-
 public class CollectionFilter<T> {
 	private static Logger logger = Logger.getLogger(CollectionFilter.class);
 
diff --git a/src/games/stendhal/common/filter/FilterCriteria.java b/src/games/stendhal/common/filter/FilterCriteria.java
index 061281e9753..3be6aa89808 100644
--- a/src/games/stendhal/common/filter/FilterCriteria.java
+++ b/src/games/stendhal/common/filter/FilterCriteria.java
@@ -1,16 +1,15 @@
 /* $Id$ */
-/* found on javaworld.com */
 package games.stendhal.common.filter;
 
 /**
- * <p>Title: FilterCriteria</p>
- * <p>Description: A FilterCriteria is added to the CollectionFilter to filter
- * all the objects in the collection. </p>
+ * A `FilterCriteria` is added to the `CollectionFilter` to filter all the objects in the collection.
+ *
+ * Source: https://www.infoworld.com/article/2072996/filter-collections.html (originally found on javaworld.com)
+ *
  * @author David Rappoport
  * @version 1.0
  * @param <T> type of the item to check.
  */
-
 public interface FilterCriteria<T> {
 
     /**