diff --git a/core/descriptors.runtime/src/org/jetbrains/kotlin/load/kotlin/reflect/ReflectKotlinClass.kt b/core/descriptors.runtime/src/org/jetbrains/kotlin/load/kotlin/reflect/ReflectKotlinClass.kt
index aa043f1dbac..c9ae67016c5 100644
--- a/core/descriptors.runtime/src/org/jetbrains/kotlin/load/kotlin/reflect/ReflectKotlinClass.kt
+++ b/core/descriptors.runtime/src/org/jetbrains/kotlin/load/kotlin/reflect/ReflectKotlinClass.kt
@@ -168,7 +168,7 @@ private object ReflectClassStructure {
             annotationType: Class<*>
     ) {
         for (method in annotationType.getDeclaredMethods()) {
-            processAnnotationArgumentValue(visitor, Name.identifier(method.getName()), method(annotation))
+            processAnnotationArgumentValue(visitor, Name.identifier(method.getName()), method(annotation)!!)
         }
         visitor.visitEnd()
     }
diff --git a/libraries/stdlib/src/kotlin/util/JLangJVM.kt b/libraries/stdlib/src/kotlin/util/JLangJVM.kt
index a093304eee0..9a756b164c8 100644
--- a/libraries/stdlib/src/kotlin/util/JLangJVM.kt
+++ b/libraries/stdlib/src/kotlin/util/JLangJVM.kt
@@ -54,6 +54,6 @@ public fun <T : Annotation> T.annotationType() : Class<out T> =
  * Invokes the underlying method represented by this [Method] object, on the specified [instance] with the specified parameters.
  */
 @Suppress("NOTHING_TO_INLINE")
-public inline fun Method.invoke(instance: Any, vararg args: Any?): Any? {
+public inline operator fun Method.invoke(instance: Any, vararg args: Any?): Any? {
     return invoke(instance, *args)
 }