diff --git a/README.md b/README.md
index b74e9e9900e365f5923754dbd584b1f1b82702ca..c1395c538a2b1bb066954145be3c05921b205401 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,15 @@ Build and distribute software with Spack
  neuron  
  nest
 
+## Gitlab CI/CD Enviromental variables
+
+The following variables must be set up if not or re-configured if tokens expire.
+	
+OBJSTORE: Public URL of OpenStack SWIFT public bucket used to store the to deployed spack build environment
+OPENSHIFT_TOKEN: Token to login to OpenShift cluster
+OS_TOKEN: Token to access OpenStack SWIFT
+
+
 ## Bulding software binaries with Spack
 
 **ToDo: The current build path needs to be automated with CI (e.g. gitlab runners)**