diff --git a/scripts/generate_openapi_schema.py b/scripts/generate_openapi_schema.py
index 2d97738a..11681ceb 100644
--- a/scripts/generate_openapi_schema.py
+++ b/scripts/generate_openapi_schema.py
@@ -10,9 +10,14 @@
 # it is needed to read proper configuration in order to start the app to generate schema
 from configuration import configuration
 
+from client import LlamaStackClientHolder
+
 cfg_file = "lightspeed-stack.yaml"
 configuration.load_configuration(cfg_file)
 
+# Llama Stack client needs to be loaded before REST API is fully initialized
+LlamaStackClientHolder().load(configuration.configuration.llama_stack)
+
 from app.main import app  # noqa: E402  pylint: disable=C0413