diff --git a/heka/server.sls b/heka/server.sls
index 1b84733..0b90ac4 100644
--- a/heka/server.sls
+++ b/heka/server.sls
@@ -56,7 +56,7 @@
 {%- endfor %}
 
 
-{%- if server.filter %}
+{%- if server.filter|length > 0 %}
 {%- for name,values in server.filter.iteritems() %}
  
 /etc/heka/conf.d/10-filter-{{ name }}-{{ values['engine'] }}.toml: