diff --git a/Makefile b/Makefile
index b5373fc25..9ee3154fc 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@
 
 PEP2HTML=pep2html.py
 
-PYTHON=python2.6
+PYTHON=python2.5
 
 .SUFFIXES: .txt .html