diff --git a/ci/config.yaml b/ci/config.yaml
index 55dd8a03cf..1247baf178 100644
--- a/ci/config.yaml
+++ b/ci/config.yaml
@@ -1,4 +1,4 @@
-# yaml-language-server: $schema=https://raw.githubusercontent.com/camptocamp/c2cciutils/1.4.19/c2cciutils/schema.json
+# yaml-language-server: $schema=https://raw.githubusercontent.com/camptocamp/c2cciutils/1.4.20/c2cciutils/schema.json
 
 checks:
   codespell: false
diff --git a/ci/requirements.txt b/ci/requirements.txt
index 2174df467f..d820981a26 100644
--- a/ci/requirements.txt
+++ b/ci/requirements.txt
@@ -1,4 +1,4 @@
-c2cciutils[checks,publish]==1.4.19
+c2cciutils[checks,publish]==1.4.20
 attrs>=22.2.0 # because c2cciutils 1.4.12 does not work with 19.3
 setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability
 certifi>=2022.12.7 # not directly required, pinned by Snyk to avoid a vulnerability