diff --git a/redfam.py b/redfam.py
index 3dec12f..7b03131 100644
--- a/redfam.py
+++ b/redfam.py
@@ -401,6 +401,10 @@ class RedFamParser( RedFam ):
 
             else:
                 ending = None
+        # Missing dates (Task: FS#76)
+        else:
+            beginning = None
+            ending = None
 
         return (beginning, ending)