diff --git a/CHANGELOG.md b/CHANGELOG.md
index 431ef7fb956604de52dbf937c82dcfd7e883fd83..2708cf40c8c6b028265bf9d6bb810c39c07376c3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## [6.3.5](https://gitlab.com/to-be-continuous/python/compare/6.3.4...6.3.5) (2023-10-16)
+
+
+### Bug Fixes
+
+* declare all TBC stages ([d8697c9](https://gitlab.com/to-be-continuous/python/commit/d8697c98a0cf94e471035e518a62202682850508))
+
 ## [6.3.4](https://gitlab.com/to-be-continuous/python/compare/6.3.3...6.3.4) (2023-09-22)
 
 
diff --git a/README.md b/README.md
index f90d780dea15484600a782362fe53710350e670a..c2400eacb39ed2e2457b3add0a76470bc45fdd2f 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ In order to include this template in your project, add the following to your `gi
 ```yaml
 include:
   - project: 'to-be-continuous/python'
-    ref: '6.3.4'
+    ref: '6.3.5'
     file: '/templates/gitlab-ci-python.yml'
 ```
 
diff --git a/templates/gitlab-ci-python.yml b/templates/gitlab-ci-python.yml
index be82cbd0f7d50a9374e39cf40165162d3e0c0a0f..b473f971af1ebf36336803971bf7f99d4975b36d 100644
--- a/templates/gitlab-ci-python.yml
+++ b/templates/gitlab-ci-python.yml
@@ -563,7 +563,7 @@ stages:
   image: $PYTHON_IMAGE
   services:
     - name: "$TBC_TRACKING_IMAGE"
-      command: ["--service", "python", "6.3.4"]
+      command: ["--service", "python", "6.3.5"]
   # Cache downloaded dependencies and plugins between builds.
   # To keep cache across branches add 'key: "$CI_JOB_NAME"'
   cache: