diff --git a/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/impl/j.kt b/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/impl/j.kt
index e19e1c5ded6..68b01d95713 100644
--- a/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/impl/j.kt
+++ b/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/impl/j.kt
@@ -197,7 +197,7 @@ class JKJavaMethodCallExpressionImpl(
 ) : JKJavaMethodCallExpression, JKBranchElementBase(), PsiOwner by PsiOwnerImpl() {
     override fun <R, D> accept(visitor: JKVisitor<R, D>, data: D): R = visitor.visitJavaMethodCallExpression(this, data)
 
-    override val arguments: JKExpressionList by child(arguments)
+    override var arguments: JKExpressionList by child(arguments)
     override var typeArgumentList: JKTypeArgumentList by child(typeArgumentList)
 }
 
diff --git a/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/impl/jk.kt b/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/impl/jk.kt
index 8ff085e675a..3d719c7c971 100644
--- a/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/impl/jk.kt
+++ b/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/impl/jk.kt
@@ -386,7 +386,7 @@ class JKDelegationConstructorCallImpl(
 ) : JKBranchElementBase(), JKDelegationConstructorCall, PsiOwner by PsiOwnerImpl() {
     override var typeArgumentList: JKTypeArgumentList by child(JKTypeArgumentListImpl())
     override val expression: JKExpression by child(expression)
-    override val arguments: JKExpressionList by child(arguments)
+    override var arguments: JKExpressionList by child(arguments)
 
     override fun <R, D> accept(visitor: JKVisitor<R, D>, data: D): R = visitor.visitDelegationConstructorCall(this, data)
 }
diff --git a/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/jk.kt b/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/jk.kt
index 49b46fdec85..b97c8fa3608 100644
--- a/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/jk.kt
+++ b/j2k/newSrc/org/jetbrains/kotlin/j2k/tree/jk.kt
@@ -249,7 +249,7 @@ interface JKTypeArgumentListOwner : JKTreeElement {
 
 interface JKMethodCallExpression : JKExpression, JKTypeArgumentListOwner, JKBranchElement {
     val identifier: JKMethodSymbol
-    val arguments: JKExpressionList
+    var arguments: JKExpressionList
 }
 
 interface JKFieldAccessExpression : JKAssignableExpression {
@@ -357,7 +357,7 @@ interface JKLambdaExpression : JKExpression {
 interface JKDelegationConstructorCall : JKMethodCallExpression {
     override val identifier: JKMethodSymbol
     val expression: JKExpression
-    override val arguments: JKExpressionList
+    override var arguments: JKExpressionList
 }
 
 interface JKLabel : JKTreeElement