diff --git a/lib/juggernaut/server.js b/lib/juggernaut/server.js
index 219b30d..748dcc9 100644
--- a/lib/juggernaut/server.js
+++ b/lib/juggernaut/server.js
@@ -9,7 +9,7 @@ var Connection = require("./connection");
 
 var credentials;
 var keysPath = __dirname + "/keys";
-if (path.existsSync(keysPath + "/privatekey.pem") && path.existsSync(keysPath + "/certificate.pem")) {
+if (fs.existsSync(keysPath + "/privatekey.pem") && fs.existsSync(keysPath + "/certificate.pem")) {
   var privateKey = fs.readFileSync(keysPath + "/privatekey.pem", "utf8");
   var certificate = fs.readFileSync(keysPath + "/certificate.pem", "utf8");
   credentials = {key: privateKey, cert: certificate};
@@ -51,4 +51,4 @@ Server.include({
     port = parseInt(port || process.env.PORT || 8080);
     this.httpServer.listen(port);
   }
-});
\ No newline at end of file
+});
diff --git a/package.json b/package.json
index 89e7ac6..6d36ae3 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
 , "dependencies" :
   { "socket.io" : "=0.8.7"
   , "redis" : "~0.7.1"
-  , "node-static-maccman" : "~0.5.4"
+  , "node-static-maccman" : "~0.5.3"
   , "optimist": "~0.2.3"
   }
 }