diff --git a/packages/http/src/servers/file.http-server.ts b/packages/http/src/servers/file.http-server.ts
index 40dc244e..66a64f48 100644
--- a/packages/http/src/servers/file.http-server.ts
+++ b/packages/http/src/servers/file.http-server.ts
@@ -132,7 +132,7 @@ export class FileHttpServer {
                     }
 
                     // if is a directory search for index file matching the extension
-                    if (fs.statSync(pathname).isDirectory()) pathname += '/index' + ext;
+                    if (fs.statSync(pathname).isDirectory()) pathname += 'index' + ext;
 
                     // read file from file system
                     fs.readFile(pathname, function(err, data){