diff --git a/lapis/cqueues.lua b/lapis/cqueues.lua
index 5a8b3e71..a209670a 100644
--- a/lapis/cqueues.lua
+++ b/lapis/cqueues.lua
@@ -138,7 +138,14 @@ dispatch = function(app, server, stream)
   local res_headers = http_headers.new()
   res_headers:append(":status", res.status and string.format("%d", res.status) or "200")
   for k, v in pairs(res.headers) do
-    res_headers:append(k, v)
+    if type(v) == "table" then
+      for _index_0 = 1, #v do
+        local vv = v[_index_0]
+        res_headers:append(k, tostring(vv))
+      end
+    else
+      res_headers:append(k, tostring(v))
+    end
   end
   stream:write_headers(res_headers, not res.content)
   if res.content then
diff --git a/lapis/cqueues.moon b/lapis/cqueues.moon
index 94cab676..f1b7959a 100644
--- a/lapis/cqueues.moon
+++ b/lapis/cqueues.moon
@@ -151,7 +151,11 @@ dispatch = (app, server, stream) ->
   res_headers\append ":status", res.status and string.format("%d", res.status) or "200"
 
   for k,v in pairs res.headers
-    res_headers\append k,v
+    if type(v) == "table"
+      for vv in *v
+        res_headers\append k, tostring(vv)
+    else
+      res_headers\append k, tostring(v)
 
   stream\write_headers res_headers, not res.content