diff --git a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/ir/IrUtils.kt b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/ir/IrUtils.kt
index 10b77a303ae..e0839712178 100644
--- a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/ir/IrUtils.kt
+++ b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/ir/IrUtils.kt
@@ -387,13 +387,5 @@ private fun JvmBackendContext.makeRawTypeAnnotation() =
         generatorExtensions.rawTypeAnnotationConstructor.symbol
     )
 
-fun IrClassSymbol.rawDefaultType(context: JvmBackendContext): IrType =
-    this.defaultType.addAnnotations(listOf(context.makeRawTypeAnnotation()))
-
-fun IrClassSymbol.rawStarProjectedType(context: JvmBackendContext): IrSimpleType =
-    IrSimpleTypeImpl(
-        this,
-        hasQuestionMark = false,
-        arguments = owner.typeParameters.map { IrStarProjectionImpl },
-        annotations = listOf(context.makeRawTypeAnnotation())
-    )
+fun IrClass.rawType(context: JvmBackendContext): IrType =
+    defaultType.addAnnotations(listOf(context.makeRawTypeAnnotation()))
diff --git a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/JvmSingleAbstractMethodLowering.kt b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/JvmSingleAbstractMethodLowering.kt
index fb52c2f5aea..4266d0ac37f 100644
--- a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/JvmSingleAbstractMethodLowering.kt
+++ b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/JvmSingleAbstractMethodLowering.kt
@@ -10,8 +10,7 @@ import org.jetbrains.kotlin.backend.common.lower.SingleAbstractMethodLowering
 import org.jetbrains.kotlin.backend.common.phaser.makeIrFilePhase
 import org.jetbrains.kotlin.backend.jvm.JvmBackendContext
 import org.jetbrains.kotlin.backend.jvm.ir.erasedUpperBound
-import org.jetbrains.kotlin.backend.jvm.ir.rawDefaultType
-import org.jetbrains.kotlin.backend.jvm.ir.rawStarProjectedType
+import org.jetbrains.kotlin.backend.jvm.ir.rawType
 import org.jetbrains.kotlin.descriptors.DescriptorVisibilities
 import org.jetbrains.kotlin.ir.IrElement
 import org.jetbrains.kotlin.ir.UNDEFINED_OFFSET
@@ -45,10 +44,10 @@ private class JvmSingleAbstractMethodLowering(context: JvmBackendContext) : Sing
         if (inInlineFunctionScope) DescriptorVisibilities.PUBLIC else JavaDescriptorVisibilities.PACKAGE_VISIBILITY
 
     override fun getSuperTypeForWrapper(typeOperand: IrType): IrType =
-        typeOperand.erasedUpperBound.symbol.rawDefaultType(context as JvmBackendContext)
+        typeOperand.erasedUpperBound.rawType(context as JvmBackendContext)
 
     override fun getWrappedFunctionType(klass: IrClass): IrType =
-        klass.symbol.rawStarProjectedType(context as JvmBackendContext)
+        klass.rawType(context as JvmBackendContext)
 
     // The constructor of a SAM wrapper is non-synthetic and should not have line numbers.
     // Otherwise the debugger will try to step into it.