diff --git a/47.md b/47.md
index dbe75d0..45f4767 100644
--- a/47.md
+++ b/47.md
@@ -175,7 +175,7 @@ Request:
 Response:
 
 For every invoice in the request, a separate response event is sent. To differentiate between the responses, each
-response event contains an `d` tag with the id of the invoice it is responding to, if no id was given, then the
+response event contains a `d` tag with the id of the invoice it is responding to, if no id was given, then the
 payment hash of the invoice should be used.
 
 ```jsonc