diff --git a/webgen.py b/webgen.py
index 3029b61..9aae5ba 100755
--- a/webgen.py
+++ b/webgen.py
@@ -52,9 +52,12 @@ def edit(headline):
 # Select a topic for the new post or reedit an existing one
 def selectfile():
     # Put all .md files in sourcefolder into list with a format, which dialog can eat.
-    zahl = 0
+
+    filelist = glob.glob("*.md")
+    filelist.sort()
     tabelle = []
-    for zeile in glob.glob("*.md"):
+    zahl = 0
+    for zeile in filelist:
         tabelle.insert(zahl, (str(zahl), zeile))
         zahl += 1