diff --git a/requirements.txt b/requirements.txt
index 2939c24..752514a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,3 +3,4 @@ requests_oauthlib==1.0.0
 six
 flask
 cryptography
+scitokens
diff --git a/setup.py b/setup.py
index 4b25871..9f54705 100644
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,8 @@
         'requests_oauthlib==1.0.0',
         'six',
         'flask',
-        'cryptography'
+        'cryptography',
+        'scitokens'
         ],
     include_package_data = True
     )