diff --git a/include/schema/common/comment.json b/include/schema/common/comment.json
index f8633de..7add8af 100644
--- a/include/schema/common/comment.json
+++ b/include/schema/common/comment.json
@@ -16,6 +16,9 @@
         {
             "$ref": "/comment/facebook.json"
         },
+        {
+            "$ref": "/comment/giscus.json"
+        },
         {
             "$ref": "/comment/gitalk.json"
         },