diff --git a/.circleci/config.yml b/.circleci/config.yml
index 1ed5b98..d3e8cde 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -16,7 +16,7 @@ jobs:
       - checkout
       - restore_cache:
           keys:
-          - gradle-dependencies-{{ checksum "build.gradle" }}
+          - gradle-dependencies-{{ checksum "build.gradle.kts" }}
           # fallback to using the latest cache if no exact match is found
           - gradle-dependencies-
 
@@ -26,7 +26,7 @@ jobs:
 
       - save_cache:
           paths: ~/.gradle
-          key: gradle-dependencies-{{ checksum "build.gradle" }}
+          key: gradle-dependencies-{{ checksum "build.gradle.kts" }}
 
       - run:
           name: Run All Checks