diff --git a/mitmproxy/web/app.py b/mitmproxy/web/app.py
index dce85df38..2ba97b8d8 100644
--- a/mitmproxy/web/app.py
+++ b/mitmproxy/web/app.py
@@ -161,6 +161,7 @@ class Flows(RequestHandler):
             data=[_strip_content(f.get_state()) for f in self.state.flows]
         ))
 
+
 class DumpFlows(RequestHandler):
     def get(self):
         self.set_header("Content-Disposition", "attachment; filename=flows")
@@ -182,6 +183,7 @@ class DumpFlows(RequestHandler):
         self.state.load_flows(FlowReader(bio).stream())
         bio.close()
 
+
 class ClearAll(RequestHandler):
 
     def post(self):