1 files changed, 2 insertions, 0 deletions
diff --git a/tox.ini b/tox.ini
index 7de764f7..6c414973 100644
--- a/tox.ini
+++ b/tox.ini
@@ -13,6 +13,8 @@ deps =
     ./vectors
     randomorder: pytest-randomly
 passenv = ARCHFLAGS LDFLAGS CFLAGS INCLUDE LIB LD_LIBRARY_PATH USERNAME PYTHONIOENCODING
+setenv =
+    CRYPTOGRAPHY_ALLOW_OPENSSL_101=1
 commands =
     pip list
     # We use parallel mode and then combine here so that coverage.py will take