Typos fixed

Fixes #1003
Fixes #999
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 272092b..27170fb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,7 +22,7 @@
 
 * Core API changes
     * `stringify` and `parse` are renamed to `encodeToString` and `decodeToString`
-    * `parseJson` and `fromJson` are renamed to `parseJsonElement` and `decodeFromJsonElement`
+    * `parseJson` and `fromJson` are renamed to `parseToJsonElement` and `decodeFromJsonElement`
     * Reified versions of methods are extracted to extensions
 
 * `Json` constructor is replaced with `Json {}` builder function, `JsonConfiguration` is deprecated in favor
diff --git a/runtime/commonMain/src/kotlinx/serialization/json/JsonTransformingSerializer.kt b/runtime/commonMain/src/kotlinx/serialization/json/JsonTransformingSerializer.kt
index fec3125..dc25598 100644
--- a/runtime/commonMain/src/kotlinx/serialization/json/JsonTransformingSerializer.kt
+++ b/runtime/commonMain/src/kotlinx/serialization/json/JsonTransformingSerializer.kt
@@ -105,7 +105,7 @@
     protected open fun transformDeserialize(element: JsonElement): JsonElement = element
 
     @Deprecated(
-        "This method was renamed to writeTransform during serialization 1.0 API stabilization, please override it instead",
+        "This method was renamed to transformSerialize during serialization 1.0 API stabilization, please override it instead",
         level = DeprecationLevel.ERROR
     )
     protected fun writeTransform(element: JsonElement): JsonElement = transformSerialize(element)