1 files changed, 2 insertions, 0 deletions

diff --git a/tox.ini b/tox.ini
index 33ec593..4ead9e3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,6 +16,8 @@ deps =
     pytest-mock
     mock
     python-snappy
+    py{26,27,33,34,35}: lz4
+    pypy: lz4-cffi
     py{26,27}: six
     py26: unittest2
 commands =