diff --git a/src/vllm_tgis_adapter/http.py b/src/vllm_tgis_adapter/http.py
index f111517..e7e217a 100644
--- a/src/vllm_tgis_adapter/http.py
+++ b/src/vllm_tgis_adapter/http.py
@@ -3,11 +3,15 @@
 from typing import TYPE_CHECKING
 
 from vllm.entrypoints.launcher import serve_http
-from vllm.entrypoints.openai.api_server import (
-    init_app,
-)
+from vllm.entrypoints.openai.api_server import build_app
 from vllm.logger import init_logger
 
+try:
+    from vllm.entrypoints.openai.api_server import init_app
+except ImportError:  # vllm > 0.6.1.post2
+    from vllm.entrypoints.openai.api_server import init_app_state
+
+
 if TYPE_CHECKING:
     import argparse
 
@@ -27,7 +31,12 @@ async def run_http_server(
     # modified copy of vllm.entrypoints.openai.api_server.run_server that
     # allows passing of the engine
 
-    app = await init_app(engine, args)  # type: ignore[arg-type]
+    try:
+        app = await init_app(engine, args)  # type: ignore[arg-type]
+    except NameError:  # vllm > 0.6.1.post2
+        app = build_app(args)
+        model_config = await engine.get_model_config()
+        app = await init_app_state(engine, model_config, app.staste, args)
 
     serve_kwargs = {
         "host": args.host,