diff --git a/gson/src/main/java/com/google/gson/JsonNull.java b/gson/src/main/java/com/google/gson/JsonNull.java
index d5db280d..82b0c686 100755
--- a/gson/src/main/java/com/google/gson/JsonNull.java
+++ b/gson/src/main/java/com/google/gson/JsonNull.java
@@ -59,7 +59,10 @@ public final class JsonNull extends JsonElement {
   /**
    * Creation method used to return an instance of a {@link JsonNull}.  To reduce the memory
    * footprint, a single object has been created for this class; therefore the same instance is
-   * being returned for each invocation of this method.
+   * being returned for each invocation of this method. This method is kept private since we 
+   * prefer the users to use {@link JsonNull#JsonNull()} which is similar to how other JsonElements
+   * are created. Note that all instances of JsonNull return true for {@link #equals(Object)} 
+   * when compared to each other.
    *
    * @return a instance of a {@link JsonNull}
    */