diff --git a/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/IrBuiltInsOverFir.kt b/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/IrBuiltInsOverFir.kt
index 93cc9be527f..316e9473cb5 100644
--- a/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/IrBuiltInsOverFir.kt
+++ b/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/IrBuiltInsOverFir.kt
@@ -701,7 +701,6 @@ class IrBuiltInsOverFir(
         vararg supertypes: IrType,
         classKind: ClassKind = ClassKind.CLASS,
         classModality: Modality = Modality.OPEN,
-        classIsValue: Boolean = false,
         builderBlock: IrClassBuilder.() -> Unit = {},
         block: IrClass.() -> Unit = {}
     ): IrClassSymbol {
@@ -709,7 +708,7 @@ class IrBuiltInsOverFir(
 
         return this.createClass(
             signature, *supertypes,
-            classKind = classKind, classModality = classModality, classIsValue = classIsValue, builderBlock = builderBlock, block = block
+            classKind = classKind, classModality = classModality, builderBlock = builderBlock, block = block
         )
     }
 
@@ -718,7 +717,6 @@ class IrBuiltInsOverFir(
         vararg supertypes: IrType,
         classKind: ClassKind = ClassKind.CLASS,
         classModality: Modality = Modality.OPEN,
-        classIsValue: Boolean = false,
         builderBlock: IrClassBuilder.() -> Unit = {},
         block: IrClass.() -> Unit = {}
     ): IrClassSymbol = components.symbolTable.declareClass(
@@ -729,7 +727,6 @@ class IrBuiltInsOverFir(
                 name = Name.identifier(signature.shortName)
                 kind = classKind
                 modality = classModality
-                isValue = classIsValue
                 origin = IrDeclarationOrigin.IR_EXTERNAL_DECLARATION_STUB
                 builderBlock()
                 irFactory.createClass(
diff --git a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmReflectSymbols.kt b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmReflectSymbols.kt
index 354db97bcb3..db90e7fe06b 100644
--- a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmReflectSymbols.kt
+++ b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmReflectSymbols.kt
@@ -130,14 +130,12 @@ class JvmReflectSymbols(val context: JvmBackendContext) {
         fqName: FqName,
         classKind: ClassKind = ClassKind.CLASS,
         classModality: Modality = Modality.FINAL,
-        classIsValue: Boolean = false,
         block: (IrClass) -> Unit = {}
     ): IrClassSymbol =
         context.irFactory.buildClass {
             name = fqName.shortName()
             kind = classKind
             modality = classModality
-            isValue = classIsValue
         }.apply {
             parent = javaLangReflectPackage
             createImplicitParameterDeclarationWithWrappedDescriptor()