diff --git a/samples/snippets/src/main/java/dialogflow/cx/ConfigureWebhookToSetFormParametersAsOptionalOrRequired.java b/samples/snippets/src/main/java/dialogflow/cx/ConfigureWebhookToSetFormParametersAsOptionalOrRequired.java
index e792c8ad8..3bbcdb4cd 100644
--- a/samples/snippets/src/main/java/dialogflow/cx/ConfigureWebhookToSetFormParametersAsOptionalOrRequired.java
+++ b/samples/snippets/src/main/java/dialogflow/cx/ConfigureWebhookToSetFormParametersAsOptionalOrRequired.java
@@ -49,7 +49,8 @@ public void service(HttpRequest request, HttpResponse response) throws Exception
     responseObject =
         parser
             .parse(
-              "{\"page_info\":{\"form_info\":{\"parameter_info\":[{\"display_name\":\"order-number\",\"required\":\"true\",\"state\":\"VALID\"}]}}}")
+              "{\"page_info\":{\"form_info\":{\"parameter_info\":
+              [{\"display_name\":\"order-number\",\"required\":\"true\",\"state\":\"VALID\"}]}}}")
             .getAsJsonObject();
     BufferedWriter writer = response.getWriter();
 
diff --git a/samples/snippets/src/test/java/dialogflow/cx/ConfigureWebhookToSetFormParametersAsOptionalOrRequiredTest.java b/samples/snippets/src/test/java/dialogflow/cx/ConfigureWebhookToSetFormParametersAsOptionalOrRequiredTest.java
index 74e28a00f..232ef94f2 100644
--- a/samples/snippets/src/test/java/dialogflow/cx/ConfigureWebhookToSetFormParametersAsOptionalOrRequiredTest.java
+++ b/samples/snippets/src/test/java/dialogflow/cx/ConfigureWebhookToSetFormParametersAsOptionalOrRequiredTest.java
@@ -65,7 +65,8 @@ public void helloHttp_bodyParamsPost() throws IOException, Exception {
     new ConfigureWebhookToSetFormParametersAsOptionalOrRequired().service(request, response);
     writerOut.flush();
 
-    String expectedResponse =  "{\"page_info\":{\"form_info\":{\"parameter_info\":[{\"display_name\":\"order-number\",\"required\":\"true\",\"state\":\"VALID\"}]}}}";
+    String expectedResponse =  "{\"page_info\":{\"form_info\":{\"parameter_info\":
+    [{\"display_name\":\"order-number\",\"required\":\"true\",\"state\":\"VALID\"}]}}}";
 
     assertThat(responseOut.toString()).isEqualTo(expectedResponse);
   }