diff --git a/gunicorn/sock.py b/gunicorn/sock.py
index fe575067..51dfeb9f 100644
--- a/gunicorn/sock.py
+++ b/gunicorn/sock.py
@@ -231,6 +231,8 @@ def create_sockets(conf, log):
                 if e.args[0] == errno.EADDRNOTAVAIL:
                     log.error("Invalid address: %s", str(addr))
                 if i < 5:
+                    msg = "connection to {addr} failed: {error}"
+                    log.debug(msg.format(addr=str(addr), error=str(e)))
                     log.error("Retrying in 1 second.")
                     time.sleep(1)
             else: