diff --git a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/JsInnerClassesSupport.kt b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/JsInnerClassesSupport.kt
index 36cb6555d26..245decfe249 100644
--- a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/JsInnerClassesSupport.kt
+++ b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/JsInnerClassesSupport.kt
@@ -70,7 +70,6 @@ class JsInnerClassesSupport(mapping: JsMapping, private val irFactory: IrFactory
         return originalInnerClassPrimaryConstructorByClass[innerClass]
     }
 
-    @OptIn(ObsoleteDescriptorBasedAPI::class)
     private fun createInnerClassConstructorWithOuterThisParameter(oldConstructor: IrConstructor): IrConstructor {
         val irClass = oldConstructor.parent as IrClass
         val outerThisType = (irClass.parent as IrClass).defaultType