diff --git a/LookUpTable.java b/LookUpTable.java
index 388d951..20d7953 100644
--- a/LookUpTable.java
+++ b/LookUpTable.java
@@ -100,7 +100,7 @@ public class LookUpTable<T> {
      * Get a value by key
      * 
      * @param key
-     * @return value
+     * @return value (null if key not found)
      */
     public T get(String key) {
         for (int i = 0; i < usedSlots.length; i++) {