The Dt argument should be in capital letters.

diff --git a/share/man/man4/otusfw.4 b/share/man/man4/otusfw.4
index cdf345183ee62fa0612eb3b370f4b0e0c119f4c3..79966253bbc3dd5b1cbb1672a50e3976da507766 100644 (file)
--- a/share/man/man4/otusfw.4
+++ b/share/man/man4/otusfw.4
@@ -14,7 +14,7 @@
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
 .Dd September 25, 2015
-.Dt otusfw 4
+.Dt OTUSFW 4
 .Os
 .Sh NAME
 .Nm otusfw