diff --git a/tips/TIP-0048/openapi3-indexer.yaml b/tips/TIP-0048/openapi3-indexer.yaml
index e68d4df65..5499f6df8 100644
--- a/tips/TIP-0048/openapi3-indexer.yaml
+++ b/tips/TIP-0048/openapi3-indexer.yaml
@@ -509,7 +509,7 @@ paths:
               schema:
                 $ref: '#/components/schemas/InternalErrorResponse'
 
-  /api/indexer/v2/outputs/anchor/{accountId}:
+  /api/indexer/v2/outputs/anchor/{anchorId}:
     get:
       tags:
         - anchor outputs