diff --git a/lib/filters/filter.js b/lib/filters/filter.js
index e25b42d..14df8a8 100644
--- a/lib/filters/filter.js
+++ b/lib/filters/filter.js
@@ -61,14 +61,14 @@ Filter.prototype.toBer = function(ber) {
 /*
  * Test a rule against one or more values.
  */
-Filter.multi_test = function (rule, value) {
-  if(Array.isArray(value)) {
+Filter.multi_test = function(rule, value) {
+  if (Array.isArray(value)) {
     var response = false;
     value.forEach(function(v) {
-      if(rule(v)) { response = true; }
+      if (rule(v)) { response = true; }
     });
     return response;
   } else {
     return rule(value);
   }
-}
+};
diff --git a/lib/filters/substr_filter.js b/lib/filters/substr_filter.js
index 10a107e..64331d2 100644
--- a/lib/filters/substr_filter.js
+++ b/lib/filters/substr_filter.js
@@ -81,7 +81,9 @@ SubstringFilter.prototype.matches = function(target) {
       re += this['final'] + '$';
 
     var matcher = new RegExp(re);
-    return Filter.multi_test( function(v) { return matcher.test(v); }, target[this.attribute]);
+    return Filter.multi_test(
+      function(v) { return matcher.test(v); },
+      target[this.attribute]);
   }
 
   return false;