diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ff3f3f18ee..ea4d3597ec 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -53,6 +53,7 @@ documentation:
   variables:
     DOC_BASE_URL: ${CI_PROJECT_DIR}/docs
     DOC_DIR: doc
+    PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"
   cache:
     paths:
       - .cache/pip/http
@@ -150,6 +151,8 @@ check-ci-modules:
 
 check-cookiecutter-module:
   extends: .check
+  variables:
+    PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"
   cache:
     paths:
       - .cache/pip/http
@@ -165,6 +168,8 @@ check-cookiecutter-module:
 
 check-template-modules:
   extends: .check
+  variables:
+    PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"
   cache:
     paths:
       - .cache/pip/http
@@ -270,6 +275,8 @@ check-doc-trytond:
 
 check-trytond-rng:
   extends: .check
+  variables:
+    PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"
   cache:
     paths:
       - .cache/pip/http