diff --git a/nsswitch/files/nsswitch.conf b/nsswitch/files/nsswitch.conf
index e32b6fa..d8ae177 100644
--- a/nsswitch/files/nsswitch.conf
+++ b/nsswitch/files/nsswitch.conf
@@ -8,7 +8,7 @@
 # If you have the `glibc-doc-reference' and `info' packages installed, try:
 # `info libc "Name Service Switch"' for information about this file.
 
-{%- for key, value in nsswitch.config.iteritems() %}
+{%- for key, value in nsswitch.config.items() %}
 {{ key }}: {{ value }}
 {%- endfor %}