diff --git a/wiki/pages/proof-of-concept.html b/wiki/pages/proof-of-concept.html
index 5792e0742e868a622a1488601ccf985c264a8d2d..2854faecf62da3af1a37358f41cb2da29ae47c4a 100644
--- a/wiki/pages/proof-of-concept.html
+++ b/wiki/pages/proof-of-concept.html
@@ -108,7 +108,7 @@
 
   <div class="row mt-4">
     <div class="col-lg-12">
-      <h2 id="Therapy system">
+      <h2 id="Colonization system">
       <h2>Colonization system</h2>
       <hr>
       <p>The engineered bacteria we designed will colonize the patient's intestinal tract, achieving long-term regulated secretion for drug delivery, enhancing the stability of treatment and reducing costs. The validation of the colonization system will be conducted from two aspects: the perception of IBD signals and the colonization proteins, verifying both the principles and the results.</p>