diff --git a/salt/learn/init.sls b/salt/learn/init.sls
index 581f3f073..a511c1074 100644
--- a/salt/learn/init.sls
+++ b/salt/learn/init.sls
@@ -3,7 +3,7 @@
 
 {% set module_list = salt['pillar.get']('learn:modules', [] ) %}
 
-{% if len(module_list) != 0 %}}
+{% if module_list|length != 0 %}}
 include:
 {% for module in module_list %}
   - .{{ module }}