diff --git a/core/src/processing/data/FloatDict.java b/core/src/processing/data/FloatDict.java
index 2fd737b76..3b48db301 100644
--- a/core/src/processing/data/FloatDict.java
+++ b/core/src/processing/data/FloatDict.java
@@ -227,7 +227,12 @@ public class FloatDict {
     }
   }
 
-
+  /** 
+   * Return the internal array being used to store the keys.
+   * 
+   * @webref floatdict:method
+   * @webBrief Return the internal array being used to store the keys
+   */
   public Iterable<String> keys() {
     return new Iterable<String>() {
 
diff --git a/core/src/processing/data/IntDict.java b/core/src/processing/data/IntDict.java
index a68239dae..ef0f50834 100644
--- a/core/src/processing/data/IntDict.java
+++ b/core/src/processing/data/IntDict.java
@@ -224,6 +224,12 @@ public class IntDict {
   }
 
 
+  /** 
+   * Return the internal array being used to store the keys.
+   * 
+   * @webref intdict:method
+   * @webBrief Return the internal array being used to store the keys
+   */
   public Iterable<String> keys() {
     return new Iterable<String>() {
 
diff --git a/core/src/processing/data/StringDict.java b/core/src/processing/data/StringDict.java
index 4e35c669d..70a13b366 100644
--- a/core/src/processing/data/StringDict.java
+++ b/core/src/processing/data/StringDict.java
@@ -246,7 +246,12 @@ public class StringDict {
     }
   }
 
-
+  /** 
+   * Return the internal array being used to store the keys.
+   * 
+   * @webref stringdict:method
+   * @webBrief Return the internal array being used to store the keys
+   */
   public Iterable<String> keys() {
     return new Iterable<String>() {