diff --git a/gson/src/main/java/com/google/gson/GsonBuilder.java b/gson/src/main/java/com/google/gson/GsonBuilder.java
index edc3b5fb..c99a823b 100644
--- a/gson/src/main/java/com/google/gson/GsonBuilder.java
+++ b/gson/src/main/java/com/google/gson/GsonBuilder.java
@@ -256,7 +256,7 @@ public final class GsonBuilder {
    *         "x": 5,
    *         "y": 6
    *       },
-   *       "a",
+   *       "a"
    *     ],
    *     [
    *       {