diff -up cyphesis-0.5.17/configure.ac.py26 cyphesis-0.5.17/configure.ac
--- cyphesis-0.5.17/configure.ac.py26	2008-12-05 21:39:01.000000000 -0500
+++ cyphesis-0.5.17/configure.ac	2008-12-05 21:44:01.000000000 -0500
@@ -161,6 +161,11 @@ dnl
 dnl if found define HAVE_PYTHON_H
 dnl
 
+AC_CHECK_HEADER(python2.6/Python.h,
+[
+    python_include_path=-I${python_prefix}/include/python2.6
+    python_version=2.6
+],[
 AC_CHECK_HEADER(python2.5/Python.h,
 [
     python_include_path=-I${python_prefix}/include/python2.5
@@ -190,6 +195,7 @@ Python. If Python is installed somewhere
         ])
     ])
 ])
+])
 
 PYTHON_VERSION=${python_version}
 PYTHON_INCLUDES=${python_include_path}