diff --git a/app/start_openai.py b/app/start_openai.py
index ba42e73..dd58b21 100644
--- a/app/start_openai.py
+++ b/app/start_openai.py
@@ -71,12 +71,12 @@ def build_command() -> list[str]:
         cmd.append("--enable-prefix-caching")
     if config.get("max_num_batched_tokens", 0) > 0:
         cmd.extend(["--max-num-batched-tokens", str(config["max_num_batched_tokens"])])
-    if updates.get("language_model_only"):
+    if config.get("language_model_only"):
         cmd.append("--language-model-only")
-    speculative_method = str(updates.get("speculative_method") or "").strip()
-    speculative_model = str(updates.get("speculative_model") or "").strip()
-    num_speculative_tokens = int(updates.get("num_speculative_tokens") or 0)
-    speculative_draft_tp = int(updates.get("speculative_draft_tp") or 0)
+    speculative_method = str(config.get("speculative_method") or "").strip()
+    speculative_model = str(config.get("speculative_model") or "").strip()
+    num_speculative_tokens = int(config.get("num_speculative_tokens") or 0)
+    speculative_draft_tp = int(config.get("speculative_draft_tp") or 0)
     if speculative_method and speculative_model and num_speculative_tokens > 0:
         spec_config: dict = {
             "method": speculative_method,