diff --git a/SessionHandler.pm b/SessionHandler.pm
index 3eac715..7481433 100644
--- a/SessionHandler.pm
+++ b/SessionHandler.pm
@@ -408,7 +408,7 @@ sub ip_check {
 # sessions and session keys, but in the process it may need to update user
 # last visit information.
 #
-# @return true oin successful cleanup (or cleanup not needed), false on error.
+# @return true on successful cleanup (or cleanup not needed), false on error.
 sub session_cleanup {
     my $self = shift;