diff --git a/docs/dev/openapi.yml b/docs/dev/openapi.yml
index f668129ef..de032722c 100644
--- a/docs/dev/openapi.yml
+++ b/docs/dev/openapi.yml
@@ -498,7 +498,7 @@ paths:
         '200':
           description: Deleted the history
           content: {}
-  /history/{note}/:
+  /history/{note}:
     put:
       tags:
         - history