diff --git a/src/_iw b/src/_iw
index 3cc3c59..87d2810 100644
--- a/src/_iw
+++ b/src/_iw
@@ -229,13 +229,25 @@ local -a phydevs
 phy_devs=( \( $(iw list|grep '^[[:alnum:]]\+'|cut -f 2 -d ' ') \) )
 phy_cmds=( \( $matchany ":test:test:$phy_devs[*]" \) "$phy_cmds[@]" )
 
+local -a cmdsdebug
+_regex_words debug_commands "iw command" \
+    'd*ev:commands to control/list the software devices:$dev_cmds' \
+    'e*vent:monitor events from the kernel:$event_opts' \
+    'h*elp:print usage for each command' \
+    'l*ist:list all wireless devices and their capabilities' \
+    'p*hy:commands to control the physical device:$phy_cmds' \
+    'r*eg:get/set regulatory domain:$reg_cmds'
+cmdsdebug+=("$reply[@]")
+
 _regex_words commands "iw command" \
-  'd*ev:commands to control/list the software devices:$dev_cmds' \
-  'e*vent:monitor events from the kernel:$event_opts' \
-  'h*elp:print usage for each command' \
-  'l*ist:list all wireless devices and their capabilities' \
-  'p*hy:commands to control the physical device:$phy_cmds' \
-  'r*eg:get/set regulatory domain:$reg_cmds'
+    '--debug:enable netlink debugging:$cmdsdebug' \
+    '--version:show version (3.2)' \
+    'd*ev:commands to control/list the software devices:$dev_cmds' \
+    'e*vent:monitor events from the kernel:$event_opts' \
+    'h*elp:print usage for each command' \
+    'l*ist:list all wireless devices and their capabilities' \
+    'p*hy:commands to control the physical device:$phy_cmds' \
+    'r*eg:get/set regulatory domain:$reg_cmds'
 args+=("$reply[@]")
 
 _regex_arguments _iw "${args[@]}"