diff --git a/open-api/requirements.txt b/open-api/requirements.txt
index 4076246c83cf..1e19f4b303a7 100644
--- a/open-api/requirements.txt
+++ b/open-api/requirements.txt
@@ -16,5 +16,5 @@
 # under the License.
 
 openapi-spec-validator==0.8.4
-datamodel-code-generator==0.55.0
+datamodel-code-generator==0.56.0
 yamllint==1.38.0