diff --git a/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/util/DeepCopyIrTreeWithSymbols.kt b/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/util/DeepCopyIrTreeWithSymbols.kt
index 8b3c605c126..70b5b5214d3 100644
--- a/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/util/DeepCopyIrTreeWithSymbols.kt
+++ b/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/util/DeepCopyIrTreeWithSymbols.kt
@@ -228,6 +228,7 @@ open class DeepCopyIrTreeWithSymbols(
             containerSource = declaration.containerSource,
         ).apply {
             transformAnnotations(declaration)
+            copyAttributes(declaration)
             this.backingField = declaration.backingField?.transform()?.also {
                 it.correspondingPropertySymbol = symbol
             }