diff --git a/doc/saio/swift/object-expirer.conf b/doc/saio/swift/object-expirer.conf
index 0d52fddba6..f19b09b46d 100644
--- a/doc/saio/swift/object-expirer.conf
+++ b/doc/saio/swift/object-expirer.conf
@@ -27,7 +27,7 @@ log_level = INFO
 interval = 300
 # auto_create_account_prefix = .
 # report_interval = 300
-# concurrency is the level of concurrency o use to do the work, this value
+# concurrency is the level of concurrency to use to do the work, this value
 # must be set to at least 1
 # concurrency = 1
 # processes is how many parts to divide the work into, one part per process