diff --git a/man2/ioctl_userfaultfd.2 b/man2/ioctl_userfaultfd.2
index 8b19ad1d4..47137de60 100644
--- a/man2/ioctl_userfaultfd.2
+++ b/man2/ioctl_userfaultfd.2
@@ -197,7 +197,7 @@ The following values may be bitwise ORed to set the userfaultfd mode for
 the specified range:
 .TP
 .B UFFDIO_REGISTER_MODE_MISSING
-Track page faults on missing pages
+Track page faults on missing pages.
 .TP
 .B UFFDIO_REGISTER_MODE_WP
 Track page faults on write-protected pages.