diff --git a/cal.1 b/cal.1
index 34bbb07..55ccc55 100644
--- a/cal.1
+++ b/cal.1
@@ -8,7 +8,7 @@
 .Op Fl 1 | Fl 3 | Fl y | Fl n Ar nmonths
 .Op Fl s | Fl m | Fl f Ar firstday
 .Op Fl c Ar columns
-.Oo Oo Oo Ar day Oc Ar month Oc Ar year Oc
+.Oo Oo Ar month Oc Ar year Oc
 .Sh DESCRIPTION
 Print
 .Ar nmonths
@@ -53,6 +53,4 @@ specification.
 .Pp
 The flags
 .Op Fl 13ynsmfc
-and
-.Op Ar day
 are an extension to that specification.
diff --git a/cal.c b/cal.c
index 6e4784d..8a43452 100644
--- a/cal.c
+++ b/cal.c
@@ -130,7 +130,7 @@ static void
 usage(void)
 {
 	eprintf("usage: %s [-1 | -3 | -y | -n nmonths] "
-	        "[-s | -m | -f firstday] [-c columns] [[[day] month] year]\n", argv0);
+	        "[-s | -m | -f firstday] [-c columns] [[month] year]\n", argv0);
 }
 
 int