diff --git a/test/handlers/resp_h.erl b/test/handlers/resp_h.erl
index a761bae2..b30cddc7 100644
--- a/test/handlers/resp_h.erl
+++ b/test/handlers/resp_h.erl
@@ -419,6 +419,16 @@ do(<<"stream_trailers">>, Req0, Opts) ->
 				<<"grpc-status">> => <<"0">>
 			}, Req),
 			{ok, Req, Opts};
+		<<"set_cookie">> ->
+			ct_helper:ignore(cowboy_req, stream_trailers, 2),
+			Req = cowboy_req:stream_reply(200, #{
+				<<"trailer">> => <<"grpc-status">>
+			}, Req0),
+			cowboy_req:stream_body(<<"Testing dang cookies">>, nofin, Req),
+			cowboy_req:stream_trailers(#{
+				<<"set-cookie">> => <<"name=hello">>
+			}, Req),
+			{ok, Req, Opts};
 		_ ->
 			Req = cowboy_req:stream_reply(200, #{
 				<<"trailer">> => <<"grpc-status">>
diff --git a/test/req_SUITE.erl b/test/req_SUITE.erl
index 763ad6c9..2d10d1d8 100644
--- a/test/req_SUITE.erl
+++ b/test/req_SUITE.erl
@@ -1140,6 +1140,11 @@ stream_trailers(Config) ->
 	{_, <<"grpc-status">>} = lists:keyfind(<<"trailer">>, 1, RespHeaders),
 	ok.
 
+stream_trailers_set_cookie(Config) ->
+	doc("Stream with set-cookie header."),
+	do_trailers("/resp/stream_trailers/set_cookie", Config),
+	ok.
+
 stream_trailers_large(Config) ->
 	doc("Stream large body followed by trailer headers."),
 	{200, RespHeaders, <<0:80000000>>, [
@@ -1167,8 +1172,6 @@ do_trailers(Path, Config) ->
 		{<<"accept-encoding">>, <<"gzip">>},
 		{<<"te">>, <<"trailers">>}
 	]),
-
-
 	{response, nofin, Status, RespHeaders} = gun:await(ConnPid, Ref, infinity),
 	{ok, RespBody, Trailers} = gun:await_body(ConnPid, Ref, infinity),
 	gun:close(ConnPid),