diff --git a/roles/3scale/vars/main.yml b/roles/3scale/defaults/main.yml
similarity index 100%
rename from roles/3scale/vars/main.yml
rename to roles/3scale/defaults/main.yml
diff --git a/roles/base/defaults/main.yml b/roles/base/defaults/main.yml
new file mode 100644
index 0000000..86f1500
--- /dev/null
+++ b/roles/base/defaults/main.yml
@@ -0,0 +1,3 @@
+---
+
+  yum_keepcache: false
diff --git a/roles/bootstrap/vars/main.yml b/roles/bootstrap/defaults/main.yml
similarity index 100%
rename from roles/bootstrap/vars/main.yml
rename to roles/bootstrap/defaults/main.yml
diff --git a/roles/docker/vars/main.yml b/roles/docker/defaults/main.yml
similarity index 100%
rename from roles/docker/vars/main.yml
rename to roles/docker/defaults/main.yml
diff --git a/roles/hostpath-provisioner/vars/main.yml b/roles/hostpath-provisioner/defaults/main.yml
similarity index 100%
rename from roles/hostpath-provisioner/vars/main.yml
rename to roles/hostpath-provisioner/defaults/main.yml
diff --git a/roles/microcks/vars/main.yml b/roles/microcks/defaults/main.yml
similarity index 100%
rename from roles/microcks/vars/main.yml
rename to roles/microcks/defaults/main.yml
diff --git a/roles/openshift-postinstall/vars/main.yml b/roles/openshift-postinstall/defaults/main.yml
similarity index 100%
rename from roles/openshift-postinstall/vars/main.yml
rename to roles/openshift-postinstall/defaults/main.yml
diff --git a/roles/sso/vars/main.yml b/roles/sso/defaults/main.yml
similarity index 100%
rename from roles/sso/vars/main.yml
rename to roles/sso/defaults/main.yml