diff --git a/flow.py b/flow.py
index fdce862..ab19009 100644
--- a/flow.py
+++ b/flow.py
@@ -20,6 +20,8 @@ class Flow:
         self.datadir = datadir
         if not os.path.exists(jsondir):
             os.makedirs(jsondir)
+        if not os.path.exists(datadir):
+            os.makedirs(datadir)
 
         self.period = 2 # weeks        
         self.file = file
@@ -121,4 +123,4 @@ class Flow:
           if line != '':
             print("test:", line.rstrip())
           else:
-            break
\ No newline at end of file
+            break