diff --git a/module_citeq.lua b/module_citeq.lua
index ceead63..6ea51a0 100644
--- a/module_citeq.lua
+++ b/module_citeq.lua
@@ -9,6 +9,8 @@ local cite_cfg = mw.loadData ('Module:Cite/config')
 local cfg = mw.loadData ('Module:Cite_Q/config')
 local cs1_module = 'Module:Citation/CS1'								-- don't load the module yet, may not be needed
 local cs1_cfg = mw.loadData('Module:Citation/CS1/Configuration')
+local opt_cat = ''
+
 
 --------------------------------------------------------------------------------
 -- makeOrdinal needs to be internationalised along with cfg.i18n_t
@@ -363,6 +365,7 @@ local function get_name_list (nl_type, args, qid, wdl)
 				args[nl_type .. '-first' .. i] = args[nl_type .. '-first' .. i] or out[k].first
 			else
 				args[nl_type .. i] = label
+				opt_cat = opt_cat .. cfg.i18n_t.trackingcats['missing-author-first-last-names'];
 			end
 			if link[k] then
 				args[nl_type .. '-link' .. i] = args[nl_type .. '-link' .. i] or link[k] -- author-linkn or editor-linkn
@@ -886,12 +889,10 @@ local function _cite_q (citeq_args)
 		citeq_args.id = id
 	end
 
-	local opt_cat = ''
-
 	-- Indicator if item has been retracted
 	local retract = ''
 	if citeq_args.retracted_by then
-		opt_cat = cfg.i18n_t.trackingcats.retracted
+		opt_cat = opt_cat .. cfg.i18n_t.trackingcats.retracted
 		local retract_id = string.gsub(citeq_args.retracted_by, 'Q', '')
 		local retr_params = {
 			citeq = 'yes',
diff --git a/module_citeq_config.lua b/module_citeq_config.lua
index bd209f0..35dc8fa 100644
--- a/module_citeq_config.lua
+++ b/module_citeq_config.lua
@@ -32,6 +32,7 @@ local i18n_t = {
 		["replaced"] = "[[Category:Cite Q - cites a replaced work]]<!-- replaced -->",
 		["unknown-author"] = "", -- [[Category:Cite Q - author unknown]] removed as misplaced; someone is welcome to restore it if it is placed outside of the template parameter value
 		["unknown-template"] = "[[Category:Cite Q - template unknown]]",
+		["missing-author-first-last-names"] = "[[Category:Cite Q - authors with missing given and family names]]",
 	},
 }