diff --git a/doc/demo.ipynb b/doc/demo.ipynb
index b5445e0..99411ee 100644
--- a/doc/demo.ipynb
+++ b/doc/demo.ipynb
@@ -34,9 +34,7 @@
   {
    "cell_type": "code",
    "execution_count": 2,
-   "metadata": {
-    "scrolled": false
-   },
+   "metadata": {},
    "outputs": [
     {
      "name": "stderr",
@@ -6317,9 +6315,7 @@
   {
    "cell_type": "code",
    "execution_count": 12,
-   "metadata": {
-    "scrolled": true
-   },
+   "metadata": {},
    "outputs": [
     {
      "data": {
diff --git a/openIO.py b/openIO.py
index 8babcd2..e27c8e5 100644
--- a/openIO.py
+++ b/openIO.py
@@ -115,6 +115,7 @@ def __init__(self, folder_path, exiobase_folder, endogenizing_capitals=False):
 
         files = [i for i in os.walk(folder_path)]
         files = [i for i in files[0][2] if i[:2] in self.matching_dict.keys() and 'SUT' in i]
+        files.sort()
         self.year = int(files[0].split('SUT_C')[1].split('_')[0])
 
         try: