diff --git a/.circleci/config.yml b/.circleci/config.yml
index 75e3276d..9af67038 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -20,8 +20,8 @@ commands:
       - restore_cache:
           name: Restoring Pip Cache
           keys:
-            - &cache-key pip-cache-v7-<< parameters.python-image >>-{{ checksum "requirements.txt" }}-{{ checksum "test-requirements.txt" }}-{{ checksum "extra-requirements.txt" }}
-            - pip-cache-v7-<< parameters.python-image >>-
+            - &cache-key pip-cache-v8-<< parameters.python-image >>-{{ checksum "requirements.txt" }}-{{ checksum "test-requirements.txt" }}-{{ checksum "extra-requirements.txt" }}
+            - pip-cache-v8-<< parameters.python-image >>-
       - run:
           command: |  # use pipenv to install dependencies
             sudo pip install pipenv