diff --git a/httpbin/runner.py b/httpbin/runner.py
index 5dd4bf5..b004e97 100755
--- a/httpbin/runner.py
+++ b/httpbin/runner.py
@@ -11,7 +11,7 @@ gunicorn.
 
 import sys
 
-from gevent.wsgi import WSGIServer
+from gevent.pywsgi import WSGIServer
 from httpbin import app
 
 
@@ -26,4 +26,4 @@ def main():
     http_server.serve_forever()
 
 if __name__ == '__main__':
-    main()
\ No newline at end of file
+    main()