mktemp: don't advertise -q option

diff --git a/include/usage.h b/include/usage.h
index a65e249..98d3f3c 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -2339,7 +2339,7 @@
        "	block-count	Number of block to use (default is entire partition)"
 
 #define mktemp_trivial_usage \
-       "[-dqt] [-p dir] TEMPLATE"
+       "[-dt] [-p DIR] TEMPLATE"
 #define mktemp_full_usage \
        "Create a temporary file with its name based on TEMPLATE.\n" \
        "TEMPLATE is any name with six 'Xs' (i.e., /tmp/temp.XXXXXX)." \