diff --git a/pep-3109.txt b/pep-3109.txt
index 5de4d0c93..983da4619 100644
--- a/pep-3109.txt
+++ b/pep-3109.txt
@@ -238,7 +238,7 @@ The following translations will be performed:
 Implementation
 ==============
 
-This PEP was implemented in revisions 57783 [#r57783]_.
+This PEP was implemented in revision 57783 [#r57783]_.
 
 
 References