diff --git a/ui2abc/libarkts/src/arkts-api/peers/AstNode.ts b/ui2abc/libarkts/src/arkts-api/peers/AstNode.ts
index 5e55ee904f8df62c0fca9c3becb62333dd704900..d6f9ec93be26cf7d04aeba5fa43b268a26b7305b 100644
--- a/ui2abc/libarkts/src/arkts-api/peers/AstNode.ts
+++ b/ui2abc/libarkts/src/arkts-api/peers/AstNode.ts
@@ -59,12 +59,11 @@ export abstract class AstNode extends ArktsObject {
         )
     }
 
-    public updateChildren(): this {
+    public updateChildren(): void {
         if (this.peer === nullptr) {
             throwError('updateChildren called on NULLPTR')
         }
         global.es2panda._AstNodeUpdateChildren(global.context, this.peer)
-        return this
     }
 
     public updateModifiers(modifierFlags: KInt | undefined): this {