diff -ur astng.orig/astng-0.22.0.ebuild astng/astng-0.22.0.ebuild
--- astng.orig/astng-0.22.0.ebuild	2011-08-07 00:31:11.000000000 +0800
+++ astng/astng-0.22.0.ebuild	2011-12-24 19:51:18.292794089 +0800
@@ -5,7 +5,8 @@
 EAPI="3"
 SUPPORT_PYTHON_ABIS="1"
 PYTHON_TESTS_FAILURES_TOLERANT_ABIS="3.* *-jython"
-
+PYTHON_DEPEND="2"
+RESTRICT_PYTHON_ABIS="3.*"
 inherit distutils
 
 DESCRIPTION="Abstract Syntax Tree New Generation for logilab packages"