diff --git a/eng/tox/install_depend_packages.py b/eng/tox/install_depend_packages.py
index f6bcd501035a..c7b90d16b22f 100644
--- a/eng/tox/install_depend_packages.py
+++ b/eng/tox/install_depend_packages.py
@@ -32,7 +32,8 @@
     'msrest': '0.6.10',
     'six': '1.9',
     'typing-extensions': '3.6.5',
-    'opentelemetry-api': '1.3.0'
+    'opentelemetry-api': '1.3.0',
+    'cryptography': '3.3'
 }
 
 def install_dependent_packages(setup_py_file_path, dependency_type, temp_dir):