diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d81cfaf1fd1f95325e2414244ce5994795ca7666..8652d2072bc149341a9f399937e9fa33a35256cc 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -43,7 +43,6 @@ linux-el6-x86_64:
 test-el6-x86_64:
   extends: [".test-python"]
   image: gitlab-registry.synchrotron-soleil.fr/software-control-system/containers/dev-el6-gcc44
-  variables:
   needs:
     - linux-el6-x86_64
 
@@ -84,4 +83,4 @@ test-el7-i686:
   extends: [".test-python"]
   image: gitlab-registry.synchrotron-soleil.fr/software-control-system/containers/dev-el7-gcc48-x86
   needs:
-    - linux-el7-i686
\ No newline at end of file
+    - linux-el7-
diff --git a/README.md b/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..ab598a4b883710144961dc6b8aecc99fe42fb4a7
--- /dev/null
+++ b/README.md
@@ -0,0 +1,15 @@
+# Python 3.6.13
+
+Pipeline to build Python 3.6.13 on CentOS Docker image
+
+Allows to build Python 3.6.13 for:
+* CentOS 6.10 64 bits: linux-el6-x86_64
+* CentOS 6.10 32 bits: linux-el6-i686
+* CentOS 7.9 64 bits: linux-el7-x86_64
+* CentOS 7.9 32 bits: linux-el7-i686
+
+Build on Docker image:
+* gitlab-registry.synchrotron-soleil.fr/software-control-system/containers/dev-el6-gcc44
+* gitlab-registry.synchrotron-soleil.fr/software-control-system/containers/dev-el6-gcc44-x86
+* gitlab-registry.synchrotron-soleil.fr/software-control-system/containers/dev-el7-gcc48
+* gitlab-registry.synchrotron-soleil.fr/software-control-system/containers/dev-el7-gcc48-x86