diff -ur jinja.orig/jinja-2.6.ebuild jinja/jinja-2.6.ebuild
--- jinja.orig/jinja-2.6.ebuild	2012-03-11 02:01:11.000000000 +0800
+++ jinja/jinja-2.6.ebuild	2012-05-01 14:07:01.822506018 +0800
@@ -40,7 +40,11 @@
 	if use doc; then
 		einfo "Generation of documentation"
 		pushd docs > /dev/null
-		PYTHONPATH=".." emake html
+                if [[ "$(python_get_version -f -l --major)" == "3" ]]; then
+                        # https://github.com/mitsuhiko/jinja2/issues/115
+                        2to3-$(PYTHON -f --ABI) -nw --no-diffs jinjaext.py
+                fi
+                PYTHONPATH="$(ls -d ../build-$(PYTHON -f --ABI)/lib*)" emake html
 		popd > /dev/null
 	fi
 }