diff --git a/oml/nodes.py b/oml/nodes.py
index ae975a3..b23876a 100644
--- a/oml/nodes.py
+++ b/oml/nodes.py
@@ -288,6 +288,9 @@ class Node(Thread):
         except:
             logger.debug('openurl failed %s', url, exc_info=True)
             return False
+        except urllib.error.URLError as e:
+            logger.debug('openurl failed urllib2.URLError %s', e.reason)
+            return False
         if r.getcode() == 200:
             try:
                 fileobj = r