diff --git a/compiler/ir/backend.common/src/org/jetbrains/kotlin/ir/util/IrUtils.kt b/compiler/ir/backend.common/src/org/jetbrains/kotlin/ir/util/IrUtils.kt
index 13e9f244c92..60f7a827ce1 100644
--- a/compiler/ir/backend.common/src/org/jetbrains/kotlin/ir/util/IrUtils.kt
+++ b/compiler/ir/backend.common/src/org/jetbrains/kotlin/ir/util/IrUtils.kt
@@ -120,7 +120,7 @@ fun IrMemberAccessExpression.addArguments(args: List<Pair<ParameterDescriptor, I
 fun IrExpression.isNullConst() = this is IrConst<*> && this.kind == IrConstKind.Null
 
 fun IrMemberAccessExpression.usesDefaultArguments(): Boolean =
-        this.descriptor.valueParameters.any { this.getValueArgument(it) == null && !it.isVararg}
+        this.descriptor.valueParameters.any { this.getValueArgument(it) == null}
 
 fun IrFunction.createParameterDeclarations() {
     fun ParameterDescriptor.irValueParameter() = IrValueParameterImpl(