diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 216a157782eb6a582fc6be6970f1533a9f58730d..90aebf8c5d5215bb4e79e7dbd9aa32d8d5efb610 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -48,6 +48,12 @@ build_debug:
   artifacts:
     paths:
       - build/
+  cache:
+    - key:
+        files:
+          - Cargo.lock
+      paths:
+        - target/debug
 
 build_release:
   extends: .env