1 files changed, 1 insertions, 1 deletions
diff --git a/tox.ini b/tox.ini
index 3f8040d7..dc76cb70 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,7 +8,7 @@ basepython = python3.5
 deps =
   {env:CI_DEPS:}
   -rrequirements.txt
-passenv = CODECOV_TOKEN CI CI_* TRAVIS TRAVIS_* APPVEYOR APPVEYOR_* SNAPSHOT_*
+passenv = CODECOV_TOKEN CI CI_* TRAVIS TRAVIS_* APPVEYOR APPVEYOR_* SNAPSHOT_* OPENSSL_*
 setenv = HOME = {envtmpdir}
 commands =
   mitmdump --sysinfo