diff --git a/nmap.cc b/nmap.cc
index 6b5f86665..c817c5e9d 100644
--- a/nmap.cc
+++ b/nmap.cc
@@ -225,9 +225,9 @@ printf("%s %s ( %s )\n"
        "  -sL: List Scan - simply list targets to scan\n"
        "  -sP: Ping Scan - go no further than determining if host is online\n"
        "  -PN: Treat all hosts as online -- skip host discovery\n"
-       "  -PS/PA/PU [portlist]: TCP SYN/ACK or UDP discovery to given ports\n"
+       "  -PS/PA/PU[portlist]: TCP SYN/ACK or UDP discovery to given ports\n"
        "  -PE/PP/PM: ICMP echo, timestamp, and netmask request discovery probes\n"
-       "  -PO [protocol list]: IP Protocol Ping\n"
+       "  -PO[protocol list]: IP Protocol Ping\n"
        "  -n/-R: Never do DNS resolution/Always resolve [default: sometimes]\n"
        "  --dns-servers <serv1[,serv2],...>: Specify custom DNS servers\n"
        "  --system-dns: Use OS's DNS resolver\n"
@@ -269,7 +269,7 @@ printf("%s %s ( %s )\n"
        "TIMING AND PERFORMANCE:\n"
        "  Options which take <time> are in milliseconds, unless you append 's'\n"
        "  (seconds), 'm' (minutes), or 'h' (hours) to the value (e.g. 30m).\n"
-       "  -T[0-5]: Set timing template (higher is faster)\n"
+       "  -T<0-5>: Set timing template (higher is faster)\n"
        "  --min-hostgroup/max-hostgroup <size>: Parallel host scan group sizes\n"
        "  --min-parallelism/max-parallelism <time>: Probe parallelization\n"
        "  --min-rtt-timeout/max-rtt-timeout/initial-rtt-timeout <time>: Specifies\n"