diff --git a/compiler/ir/backend.common/src/org/jetbrains/kotlin/ir/builders/declarations/declarationBuilders.kt b/compiler/ir/backend.common/src/org/jetbrains/kotlin/ir/builders/declarations/declarationBuilders.kt
index 9f89fbdb1f3..a6cc7f4756b 100644
--- a/compiler/ir/backend.common/src/org/jetbrains/kotlin/ir/builders/declarations/declarationBuilders.kt
+++ b/compiler/ir/backend.common/src/org/jetbrains/kotlin/ir/builders/declarations/declarationBuilders.kt
@@ -227,7 +227,7 @@ internal fun IrFactory.buildValueParameter(builder: IrValueParameterBuilder, par
         return createValueParameter(
             startOffset, endOffset, origin,
             IrValueParameterSymbolImpl(wrappedDescriptor),
-            name, index, type, varargElementType, isCrossInline, isNoinline
+            name, index, type, varargElementType, isCrossInline, isNoinline, isHidden
         ).also {
             wrappedDescriptor.bind(it)
             it.parent = parent
diff --git a/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/builders/declarations/IrValueParameterBuilder.kt b/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/builders/declarations/IrValueParameterBuilder.kt
index 0adc19b635f..fac484a1161 100644
--- a/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/builders/declarations/IrValueParameterBuilder.kt
+++ b/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/builders/declarations/IrValueParameterBuilder.kt
@@ -17,6 +17,7 @@ class IrValueParameterBuilder : IrDeclarationBuilder() {
     var varargElementType: IrType? = null
     var isCrossInline = false
     var isNoinline = false
+    var isHidden = false
 
     fun updateFrom(from: IrValueParameter) {
         super.updateFrom(from)
@@ -26,5 +27,6 @@ class IrValueParameterBuilder : IrDeclarationBuilder() {
         varargElementType = from.varargElementType
         isCrossInline = from.isCrossinline
         isNoinline = from.isNoinline
+        isHidden = from.isHidden
     }
 }