--- a/doc/installation.txt	Tue Apr 24 08:42:40 2018 +0200
+++ b/doc/installation.txt	Tue Apr 24 08:58:28 2018 +0200
@@ -31,7 +31,7 @@
 Prerequisites
 =============
 
-Roundup requires Python 2.5 or newer (but not Python 3) with a functioning
+Roundup requires Python 2.7 or newer (but not Python 3) with a functioning
 anydbm module. Download the latest version from http://www.python.org/.
 It is highly recommended that users install the latest patch version
 of python as these contain many fixes to serious bugs.
@@ -59,7 +59,7 @@
   which brings the `Olson tz database`_ into Python.  If pytz_ is not
   installed, timezones may be specified as numeric hour offsets only.
   This is optional but strongly suggested.
-  
+
 An RDBMS
   Sqlite, MySQL and Postgresql are all supported by Roundup and will be
   used if available. One of these is recommended if you are anticipating a
@@ -296,7 +296,7 @@
 
    to run the server at port 1080 and bind to all ip addresses on your system.
    Then direct your web browser to ``http://your_host_name:1080/support``.
-   
+
 Choosing Your Template
 ----------------------
 
@@ -1089,9 +1089,8 @@
 please let us know!
 
 If the above fails, you may be using the wrong version of python. Try
-``python2 run_tests.py`` or ``python2.X run_tests.py`` where ``X`` is in
-the set 3,4,5,6 depending on the version(s) of python installed.
-If that works, you will need to substitute ``python2`` or ``python2.X``
+``python2 run_tests.py`` or ``python2.7 run_tests.py``.
+If that works, you will need to substitute ``python2`` or ``python2.7``
 for ``python`` in all further commands you use in relation to Roundup --
 from installation and scripts.