diff --git a/charts/vllm/custom-values.yaml b/charts/vllm/custom-values.yaml
index 88aec8d..236f05d 100644
--- a/charts/vllm/custom-values.yaml
+++ b/charts/vllm/custom-values.yaml
@@ -28,6 +28,9 @@ servingEngineSpec:
             "--download-dir",
             "/data/qwen",
           ]
+      env:
+        - name: HF_HUB_OFFLINE
+          value: "1"
 routerSpec:
   repository: "lmcache/lmstack-router"
   tag: "latest"