diff --git a/src/forge/Main/projectHomeNew/index.jsx b/src/forge/Main/projectHomeNew/index.jsx
index a8f30522..fdffb6a2 100644
--- a/src/forge/Main/projectHomeNew/index.jsx
+++ b/src/forge/Main/projectHomeNew/index.jsx
@@ -143,7 +143,7 @@ function ProjectHomePage(props) {
                     cateList && cateList.length > 0 ?
                         cateList.map((i, k) => {
                             return (
-                                <a key={k} className={cateID === i.id ? "active" : ""} onClick={() => {setPage(1);setCateID(i.id)}}><img src={i.logo_url || Icon} alt="" /><span>{i.name}</span></a>
+                                <a key={k} className={cateID === i.id ? "active" : ""} onClick={() => {setPage(1);setCateID(i.id);setTopicId(undefined)}}><img src={i.logo_url || Icon} alt="" /><span>{i.name}</span></a>
                             )
                         })
                         : ""