diff --git a/extensions/discord/src/chunk.ts b/extensions/discord/src/chunk.ts
index 5efff023152..43eb616f6f0 100644
--- a/extensions/discord/src/chunk.ts
+++ b/extensions/discord/src/chunk.ts
@@ -1,4 +1,4 @@
-import { chunkMarkdownTextWithMode, type ChunkMode } from "openclaw/plugin-sdk/reply-runtime";
+import { chunkMarkdownTextWithMode, type ChunkMode } from "openclaw/plugin-sdk/reply-chunking";
 
 export type ChunkDiscordTextOpts = {
   /** Max characters per Discord message. Default: 2000. */