diff --git a/src/components/retina-img.cjsx b/src/components/retina-img.cjsx
index 4c7b3c612..183c13f14 100644
--- a/src/components/retina-img.cjsx
+++ b/src/components/retina-img.cjsx
@@ -125,6 +125,8 @@ class RetinaImg extends React.Component
     <img className={className} src={path} style={style} {...otherProps} />
 
   _pathFor: (name) ->
+    return null unless name and _.isString(name)
+
     [basename, ext] = name.split('.')
     if @props.active is true
       name = "#{basename}-active.#{ext}"