diff --git a/aep/general/0134/aep.md.j2 b/aep/general/0134/aep.md.j2
index 0b3458a2..8198a5ec 100644
--- a/aep/general/0134/aep.md.j2
+++ b/aep/general/0134/aep.md.j2
@@ -220,7 +220,7 @@ paths:
       requestBody:
         required: true
         content:
-          application/json:
+          application/merge-patch+json:
             schema:
               $ref: '#/components/schemas/Book
 ```