diff --git a/standards/core/sync.md b/standards/core/sync.md
index 793b8c3..b428d82 100644
--- a/standards/core/sync.md
+++ b/standards/core/sync.md
@@ -161,7 +161,7 @@ A higher value reduces round trips at the cost of computing more fingerprints.
 
 The item set threshold determines when item sets are sent instead of fingerprints.
 A higher value sends more items which means higher chance of duplicates but
-reduce the amount of round trips overall.
+reduces the amount of round trips overall.
 
 #### Storage
 The storage implementation should reflect the context.