1 files changed, 1 insertions, 0 deletions

diff --git a/tox.ini b/tox.ini
index da959955..e7d168d6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,6 +7,7 @@ deps =
     coverage
     iso8601
     pretend
+    pyasn1
     pytest
     ./vectors
 commands =