diff --git a/server/scanner.js b/server/scanner.js
index ad92fee..e90db7c 100644
--- a/server/scanner.js
+++ b/server/scanner.js
@@ -190,7 +190,7 @@ function mkdirPromise(path) {
       }
 
       fs.mkdir(path, function(err) {
-        if (err) {
+        if (err && err.code != 'EEXIST') {
           return reject("Unable to create " + path + "\n" + err);
         }
         return resolve();