diff --git a/python-parsedatetime.spec b/python-parsedatetime.spec
index d67ce58..05ae6e5 100644
--- a/python-parsedatetime.spec
+++ b/python-parsedatetime.spec
@@ -1,6 +1,6 @@
 Name:          python-parsedatetime
 Version:       2.3
-Release:       1mamba
+Release:       2mamba
 Summary:       Parse human-readable date/time text
 Group:         System/Libraries
 Vendor:        openmamba
@@ -13,6 +13,7 @@ License:       Apache License 2.0
 BuildRequires: libpython-devel
 ## AUTOBUILDREQ-END
 Requires:      python >= %python_version
+Requires:      python-future
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
@@ -39,6 +40,9 @@ CFLAGS="%{optflags}" %{__python} setup.py build
 %defattr(-,root,root)
 
 %changelog
+* Thu Apr 13 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 2.3-2mamba
+- require python-future
+
 * Mon Mar 27 2017 Automatic Build System <autodist@mambasoft.it> 2.3-1mamba
 - automatic version update by autodist