diff --git a/_examples/dependency-injection/smart-contract/main.go b/_examples/dependency-injection/smart-contract/main.go
index f3c93f33..6c6e4ca1 100644
--- a/_examples/dependency-injection/smart-contract/main.go
+++ b/_examples/dependency-injection/smart-contract/main.go
@@ -151,6 +151,6 @@ func sendJSON(ctx iris.Context, resp interface{}) (err error) {
 		}
 	}
 
-	_, err = ctx.JSON(resp, iris.JSON{Indent: indent, UnescapeHTML: true})
+	err = ctx.JSON(resp, iris.JSON{Indent: indent, UnescapeHTML: true})
 	return err
 }
diff --git a/_examples/request-body/read-body/main_test.go b/_examples/request-body/read-body/main_test.go
index 6522c9ab..25101b6d 100644
--- a/_examples/request-body/read-body/main_test.go
+++ b/_examples/request-body/read-body/main_test.go
@@ -14,11 +14,8 @@ func TestReadBodyAndNegotiate(t *testing.T) {
 	var (
 		expectedPayload        = payload{Message: "a message"}
 		expectedMsgPackPayload = "\x81\xa7message\xa9a message"
-		expectedXMLPayload     = `<payload>
-  <message>a message</message>
-</payload>
-`
-		expectedYAMLPayload = "Message: a message\n"
+		expectedXMLPayload     = `<payload><message>a message</message></payload>`
+		expectedYAMLPayload    = "Message: a message\n"
 	)
 
 	// Test send JSON and receive JSON.
diff --git a/_examples/request-body/read-json-stream/main.go b/_examples/request-body/read-json-stream/main.go
index b5a18680..dd9ac3a6 100644
--- a/_examples/request-body/read-json-stream/main.go
+++ b/_examples/request-body/read-json-stream/main.go
@@ -58,7 +58,7 @@ func postIndexStream(ctx iris.Context) {
 	var users []User
 	job := func(decode iris.DecodeFunc) error {
 		var u User
-		if err := decode(ctx, &u); err != nil {
+		if err := decode(&u); err != nil {
 			return err
 		}
 		users = append(users, u)