diff --git a/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ClassGenerator.kt b/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ClassGenerator.kt
index 4117ff7ebfa..b466cf9c939 100644
--- a/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ClassGenerator.kt
+++ b/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ClassGenerator.kt
@@ -19,7 +19,6 @@ package org.jetbrains.kotlin.psi2ir.generators
 import org.jetbrains.kotlin.backend.common.CodegenUtil
 import org.jetbrains.kotlin.builtins.KotlinBuiltIns
 import org.jetbrains.kotlin.descriptors.*
-import org.jetbrains.kotlin.ir.ObsoleteDescriptorBasedAPI
 import org.jetbrains.kotlin.ir.declarations.*
 import org.jetbrains.kotlin.ir.declarations.impl.IrClassImpl
 import org.jetbrains.kotlin.ir.descriptors.IrImplementingDelegateDescriptorImpl
@@ -56,7 +55,6 @@ import org.jetbrains.kotlin.types.TypeProjectionImpl
 import org.jetbrains.kotlin.types.TypeSubstitutor
 import org.jetbrains.kotlin.utils.newHashMapWithExpectedSize
 
-@OptIn(ObsoleteDescriptorBasedAPI::class)
 class ClassGenerator(
     declarationGenerator: DeclarationGenerator
 ) : DeclarationGeneratorExtension(declarationGenerator) {