diff --git a/requirements.txt b/requirements.txt
index 6313638..4fbbcb1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-Jinja2; python_version == '3.6'
-docopt; python_version == '3.6'
-PyYAML; python_version == '3.6'
+Jinja2; python_version >= '3.0'
+docopt; python_version >= '3.0'
+PyYAML; python_version >= '3.0'