diff --git a/nodepool/config.py b/nodepool/config.py
index 6dac8c252..b0118a974 100644
--- a/nodepool/config.py
+++ b/nodepool/config.py
@@ -235,7 +235,7 @@ def loadConfig(config_path):
             if i.meta:
                 if len(i.meta) > 5 or \
                    any([len(k) > 255 or len(v) > 255
-                        for k, v in i.meta.iteritems()]):
+                        for k, v in i.meta.items()]):
                     # soft-fail
                     #self.log.error("Invalid metadata for %s; ignored"
                     #               % i.name)