diff --git a/lib/validate.py b/lib/validate.py
index eb6c11f..0b1bfd6 100644
--- a/lib/validate.py
+++ b/lib/validate.py
@@ -5,12 +5,25 @@ def validate_nodeinfos(nodeinfos):
     result = []
 
     for nodeinfo in nodeinfos:
+        nodeinfo = remove_garbage(nodeinfo)
         if validate_nodeinfo(nodeinfo):
             result.append(nodeinfo)
 
     return result
 
 
+def remove_garbage(nodeinfo):
+    garbage_keys = []
+    for k, v in nodeinfo.items():
+      if k.startswith('function:'):
+        garbage_keys.append(k)
+      elif isinstance(v, dict):
+        remove_garbage(v)
+    for k in garbage_keys:
+      del nodeinfo[k]
+    return nodeinfo
+
+
 def validate_nodeinfo(nodeinfo):
     if 'location' in nodeinfo:
         if 'latitude' not in nodeinfo['location'] or 'longitude' not in nodeinfo['location']: