diff --git a/lib/stacktrace-parser.js b/lib/stacktrace-parser.js
index 1453f95..5a3fc7a 100644
--- a/lib/stacktrace-parser.js
+++ b/lib/stacktrace-parser.js
@@ -9,7 +9,7 @@ var StackTraceParser = {
    */
   parse: function(stackString) {
     var chrome = /^\s*at (?:(?:(?:Anonymous function)?|((?:\[object object\])?\S+(?: \[as \S+\])?)) )?\(?((?:file|http|https):.*?):(\d+)(?::(\d+))?\)?\s*$/i,
-        gecko = /^(?:\s*(\S*)(?:\((.*?)\))?@)?((?:\w).*?):(\d+)(?::(\d+))?\s*$/i,
+        gecko = /^(?:\s*(\S*)(?:\((.*?)\))?@)?(\S.*?):(\d+)(?::(\d+))?\s*$/i,
         node  = /^\s*at (?:((?:\[object object\])?\S+(?: \[as \S+\])?) )?\(?(.*?):(\d+)(?::(\d+))?\)?\s*$/i,
         lines = stackString.split('\n'),
         stack = [],