diff --git a/gunicorn/util.py b/gunicorn/util.py
index 6a5e8b72..64c5ff57 100644
--- a/gunicorn/util.py
+++ b/gunicorn/util.py
@@ -253,6 +253,7 @@ def parse_address(netloc, default_port=8000):
         port = default_port
     return (host, port)
 
+
 def get_maxfd():
     maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
     if (maxfd == resource.RLIM_INFINITY):
@@ -270,6 +271,7 @@ def set_non_blocking(fd):
     flags = fcntl.fcntl(fd, fcntl.F_GETFL) | os.O_NONBLOCK
     fcntl.fcntl(fd, fcntl.F_SETFL, flags)
 
+
 def close(sock):
     try:
         sock.close()