diff --git a/app/coffee/modules/common/filters.coffee b/app/coffee/modules/common/filters.coffee
index 3f9a21fc..3481e798 100644
--- a/app/coffee/modules/common/filters.coffee
+++ b/app/coffee/modules/common/filters.coffee
@@ -22,7 +22,7 @@
 
 defaultFilter = ->
     return (value, defaultValue) ->
-        if value in [null, undefined]
+        if value is [null, undefined]
             return defaultValue
         return value