diff --git a/frontends/ycdl_flask/backend/jsonify.py b/frontends/ycdl_flask/backend/jsonify.py
new file mode 100644
index 0000000..6faaaf9
--- /dev/null
+++ b/frontends/ycdl_flask/backend/jsonify.py
@@ -0,0 +1,8 @@
+import flask
+import json
+
+def make_json_response(j, *args, **kwargs):
+    dumped = json.dumps(j)
+    response = flask.Response(dumped, *args, **kwargs)
+    response.headers['Content-Type'] = 'application/json;charset=utf-8'
+    return response
diff --git a/frontends/ycdl_flask/backend/ycdl_flask.py b/frontends/ycdl_flask/backend/ycdl_flask.py
index 61e1fe0..96ad0bb 100644
--- a/frontends/ycdl_flask/backend/ycdl_flask.py
+++ b/frontends/ycdl_flask/backend/ycdl_flask.py
@@ -20,6 +20,7 @@ import ycdl
 from voussoirkit import pathclass
 
 from . import jinja_filters
+from . import jsonify
 
 root_dir = pathclass.Path(__file__).parent.parent
 
@@ -48,12 +49,6 @@ site.debug = True
 ####################################################################################################
 ####################################################################################################
 
-def make_json_response(j, *args, **kwargs):
-    dumped = json.dumps(j)
-    response = flask.Response(dumped, *args, **kwargs)
-    response.headers['Content-Type'] = 'application/json;charset=utf-8'
-    return response
-
 def send_file(filepath):
     '''
     Range-enabled file sending.
@@ -218,14 +213,14 @@ def post_mark_video_state():
         ycdldb.rollback()
         flask.abort(400)
 
-    return make_json_response({'video_ids': video_ids, 'state': state})
+    return jsonify.make_json_response({'video_ids': video_ids, 'state': state})
 
 @site.route('/refresh_all_channels', methods=['POST'])
 def post_refresh_all_channels():
     force = request.form.get('force', False)
     force = ycdl.helpers.truthystring(force)
     ycdldb.refresh_all_channels(force=force)
-    return make_json_response({})
+    return jsonify.make_json_response({})
 
 @site.route('/refresh_channel', methods=['POST'])
 def post_refresh_channel():
@@ -246,7 +241,7 @@ def post_refresh_channel():
     force = ycdl.helpers.truthystring(force)
     ycdldb.add_channel(channel_id, commit=False)
     ycdldb.refresh_channel(channel_id, force=force)
-    return make_json_response({})
+    return jsonify.make_json_response({})
 
 @site.route('/start_download', methods=['POST'])
 def post_start_download():
@@ -263,7 +258,7 @@ def post_start_download():
         ycdldb.rollback()
         flask.abort(404)
 
-    return make_json_response({'video_ids': video_ids, 'state': 'downloaded'})
+    return jsonify.make_json_response({'video_ids': video_ids, 'state': 'downloaded'})
 
 ####################################################################################################
 ####################################################################################################