diff --git a/source/retryable-writes/tests/README.rst b/source/retryable-writes/tests/README.rst
index 8245b5e5f5..f5cf018abe 100644
--- a/source/retryable-writes/tests/README.rst
+++ b/source/retryable-writes/tests/README.rst
@@ -467,7 +467,7 @@ and sharded clusters.
        test against.
 
     2. Create a client per mongos using the direct connection, and configure fail
-       points on each of the picked mongos-es, so that each mongos raises
+       points on each of the picked mongoses, so that each mongos raises
        a retryable error once.
 
     3. Create a client with ``retryWrites=true`` that connects to the cluster,