diff --git a/src/plugins/bytecode.ts b/src/plugins/bytecode.ts
index 52768f1..b8f388d 100644
--- a/src/plugins/bytecode.ts
+++ b/src/plugins/bytecode.ts
@@ -94,6 +94,7 @@ export function bytecodePlugin(options: BytecodeOptions = {}): Plugin | null {
 
   const isBytecodeChunk = (chunkName: string): boolean => {
     if (_chunkAlias instanceof RegExp) {
+      _chunkAlias.lastIndex = 0
       return _chunkAlias.test(chunkName)
     }
     return _chunkAlias.length === 0 || _chunkAlias.some(alias => alias === chunkName)