diff --git a/gson/src/main/java/com/google/gson/Gson.java b/gson/src/main/java/com/google/gson/Gson.java
index 0c455b2a..ba677e26 100644
--- a/gson/src/main/java/com/google/gson/Gson.java
+++ b/gson/src/main/java/com/google/gson/Gson.java
@@ -832,7 +832,8 @@ public final class Gson {
    * <pre>
    * Type typeOfT = new TypeToken&lt;Collection&lt;Foo&gt;&gt;(){}.getType();
    * </pre>
-   * @return an object of type T from the string. Returns {@code null} if {@code json} is {@code null}.
+   * @return an object of type T from the string. Returns {@code null} if {@code json} is {@code null}
+   * or if {@code json} is empty.
    * @throws JsonParseException if json is not a valid representation for an object of type typeOfT
    * @throws JsonSyntaxException if json is not a valid representation for an object of type
    */
@@ -965,7 +966,8 @@ public final class Gson {
    * @param json the root of the parse tree of {@link JsonElement}s from which the object is to
    * be deserialized
    * @param classOfT The class of T
-   * @return an object of type T from the json. Returns {@code null} if {@code json} is {@code null}.
+   * @return an object of type T from the json. Returns {@code null} if {@code json} is {@code null}
+   * or if {@code json} is empty.
    * @throws JsonSyntaxException if json is not a valid representation for an object of type typeOfT
    * @since 1.3
    */
@@ -988,7 +990,8 @@ public final class Gson {
    * <pre>
    * Type typeOfT = new TypeToken&lt;Collection&lt;Foo&gt;&gt;(){}.getType();
    * </pre>
-   * @return an object of type T from the json. Returns {@code null} if {@code json} is {@code null}.
+   * @return an object of type T from the json. Returns {@code null} if {@code json} is {@code null}
+   * or if {@code json} is empty.
    * @throws JsonSyntaxException if json is not a valid representation for an object of type typeOfT
    * @since 1.3
    */