diff --git a/polkadot/.gitlab-ci.yml b/polkadot/.gitlab-ci.yml
index ebfbba92cf9566b5b193d33cb267bd15b702dcde..50ec69b15e6979e997aab01f7b79290fd7e062a2 100644
--- a/polkadot/.gitlab-ci.yml
+++ b/polkadot/.gitlab-ci.yml
@@ -16,8 +16,6 @@ image:                             paritytech/ci-linux:production
 variables:
   GIT_STRATEGY:                    fetch
   GIT_DEPTH:                       100
-  CARGO_HOME:                      "/ci-cache/${CI_PROJECT_NAME}/cargo/${CI_JOB_NAME}"
-  SCCACHE_DIR:                     "/ci-cache/${CI_PROJECT_NAME}/sccache"
   CI_SERVER_NAME:                  "GitLab CI"
   DOCKER_OS:                       "debian:stretch"
   ARCH:                            "x86_64"