diff --git a/clusters/k3s-dgx/nim-service/qwen.yaml b/clusters/k3s-dgx/nim-service/qwen.yaml
index c2086bb..36738e9 100644
--- a/clusters/k3s-dgx/nim-service/qwen.yaml
+++ b/clusters/k3s-dgx/nim-service/qwen.yaml
@@ -26,8 +26,10 @@ metadata:
 spec:
   args:
     - --enable-auto-tool-choice
+    - --gpu-memory-utilization
+    - "0.90"
     - --tool-call-parser
-    - llama3_json
+    - hermes
   image:
     repository: nvcr.io/nim/qwen/qwen3-32b-dgx-spark
     tag: "1.1.0-variant"