diff --git a/.circleci/config.yml b/.circleci/config.yml
index 38111f6..cfc1c3f 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -5,6 +5,12 @@ jobs:
       - image: haskell:8.2.2
     steps:
       - checkout
+      - restore_cache:
+          keys:
+            - v1-stack-{{ checksum "package.yaml" }}-{{ checksum "stack.yaml" }}
+            - v1-stack-{{ checksum "package.yaml" }}-
+            - v1-stack-
+          name: Restoring stack cache
       - run:
           name: Build sdist
           command: make sdist