diff --git a/README b/README
index 2d73b1e22..e4b5f349e 100644
--- a/README
+++ b/README
@@ -30,7 +30,7 @@ Requirements
 Spot requires a C++11-compliant compiler.
 G++ 4.8 or later, as well as Clang++ 3.5 or later should work.
 
-Spot expects a complete installation of Python (version 3.2 or later).
+Spot expects a complete installation of Python (version 3.3 or later).
 Especially, Python's headers files should be installed.  If you don't
 have Python installed, and do NOT want to install it, you should run
 configure with the --disable-python option (see below).
diff --git a/doc/org/install.org b/doc/org/install.org
index 25ae8076d..f96a7410d 100644
--- a/doc/org/install.org
+++ b/doc/org/install.org
@@ -18,7 +18,7 @@ successful development build]].
 Spot requires a C++11-compliant compiler.  =g++= 4.8 or later, as well
 as =clang++= 3.5 or later should work.
 
-Spot expects a complete installation of Python (version 3.2 or later).
+Spot expects a complete installation of Python (version 3.3 or later).
 Especially, Python's headers files should be installed.  If you don't
 have Python installed, and do NOT want to install it, you should run
 =./configure= with the =--disable-python= option.
diff --git a/m4/pypath.m4 b/m4/pypath.m4
index 9a11465b5..d1553680c 100644
--- a/m4/pypath.m4
+++ b/m4/pypath.m4
@@ -1,5 +1,5 @@
 AC_DEFUN([adl_CHECK_PYTHON],
- [AM_PATH_PYTHON([3.2])
+ [AM_PATH_PYTHON([3.3])
   case $PYTHON in
     [[\\/$]]* | ?:[[\\/]]* );;
     *) AC_MSG_ERROR([The PYTHON variable must be set to an absolute filename.]);;