1 files changed, 12 insertions, 4 deletions
diff --git a/guide/example/example-json-12.kt b/guide/example/example-json-12.kt
index cc98bf5c..99a872b7 100644
--- a/guide/example/example-json-12.kt
+++ b/guide/example/example-json-12.kt
@@ -4,9 +4,17 @@ package example.exampleJson12
 import kotlinx.serialization.*
 import kotlinx.serialization.json.*
 
+val format = Json { classDiscriminatorMode = ClassDiscriminatorMode.NONE }
+
+@Serializable
+sealed class Project {
+    abstract val name: String
+}
+
+@Serializable
+class OwnedProject(override val name: String, val owner: String) : Project()
+
 fun main() {
-    val element = Json.parseToJsonElement("""
-        {"name":"kotlinx.serialization","language":"Kotlin"}
-    """)
-    println(element)
+    val data: Project = OwnedProject("kotlinx.coroutines", "kotlin")
+    println(format.encodeToString(data))
 }