diff --git a/lib/ace/mode/_test/test_highlight_rules.js b/lib/ace/mode/_test/test_highlight_rules.js
index 7f560fc6..2c7d9f53 100644
--- a/lib/ace/mode/_test/test_highlight_rules.js
+++ b/lib/ace/mode/_test/test_highlight_rules.js
@@ -4,11 +4,13 @@ if (!fs.existsSync)
 
 require("amd-loader");
 
+var cwd = __dirname + "/";
+
 function generateTestData() {
     var root = Array(5).join("../") + "/demo/kitchen-sink/docs";
-    var docs = fs.readdirSync(root);
-    var specialDocs = fs.readdirSync(".");
-    var modes = fs.readdirSync("../").filter(function(x){
+    var docs = fs.readdirSync(cwd + root);
+    var specialDocs = fs.readdirSync(cwd);
+    var modes = fs.readdirSync(cwd + "../").filter(function(x){
         return /^\w+_highlight_rules.js$/.test(x);
     }).map(function(x) {
         return x.replace(/_highlight_rules.js$/, "");
@@ -17,7 +19,7 @@ function generateTestData() {
     console.log("Docs:", docs.join());
     console.log("Modes:", modes);
 
-    docs.forEach(function(docName){
+    docs.forEach(function(docName) {
         var p = docName.toLowerCase().split(".");
         var modeName;
         if (modes.indexOf(p[0]) != -1)
@@ -32,7 +34,7 @@ function generateTestData() {
             filePath = root + "/" + docName;
         }
 
-        var text = fs.readFileSync(filePath, "utf8");
+        var text = fs.readFileSync(cwd + filePath, "utf8");
         var Mode = require("../" + modeName).Mode;
         var tokenizer = new Mode().getTokenizer();
 
@@ -48,22 +50,22 @@ function generateTestData() {
             };
         });
 
-        fs.writeFileSync("tokens_" + modeName + ".json", JSON.stringify(data, null, 1), "utf8");
+        fs.writeFileSync(cwd + "tokens_" + modeName + ".json", JSON.stringify(data, null, 1), "utf8");
     });
 }
 
 function test(startAt) {
-    var docs = fs.readdirSync(".").filter(function(x){
+    var docs = fs.readdirSync(cwd).filter(function(x) {
         return /^tokens_\w+.json$/.test(x);
     });
 	if (startAt && startAt > 1)
 		docs = docs.slice(startAt - 1);
-    docs.forEach(function(x, i){
+    docs.forEach(function(x, i) {
         var modeName = x.match(/tokens_(.*).json/)[1];
 
         console.log(padNumber(i+1, 3) + ") testing: \u001b[33m" + modeName + "\u001b[0m");
 
-        var text = fs.readFileSync("./" + x, "utf8");
+        var text = fs.readFileSync(cwd + x, "utf8");
         var data = JSON.parse(text);
         var Mode = require("../" + modeName).Mode;
         var tokenizer = new Mode().getTokenizer();