diff --git a/man2/epoll_ctl.2 b/man2/epoll_ctl.2
index 27a5c4a6a..587f6af1c 100644
--- a/man2/epoll_ctl.2
+++ b/man2/epoll_ctl.2
@@ -205,7 +205,8 @@ is not registered on with this epoll instance.
 There was insufficient memory to handle the requested
 .I op
 control operation.
-.TP ENOSPC
+.TP
+.B ENOSPC
 The limit imposed by
 .I /proc/sys/fs/epoll/max_user_watches
 was encountered while trying to register