diff --git a/.circleci/config.yml b/.circleci/config.yml
index cd086b8..b45878f 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -68,7 +68,6 @@ jobs:
       - save_cache:
           paths:
           - ./venv
-          key: v3-dependencies-{{ checksum "requirements/dev.txt" }}-{{ checksum "requirements/prod.txt" }}
 
 workflows:
   version: 2.1
diff --git a/requirements/prod.txt b/requirements/prod.txt
index 19a1d8e..1ac92f8 100644
--- a/requirements/prod.txt
+++ b/requirements/prod.txt
@@ -9,7 +9,7 @@ marshmallow
 Flask_Bcrypt
 flask_apispec
 Flask
-PyJWT
+PyJWT==1.7.1
 Flask-JWT-Extended
 unicode_slugify
 psycopg2