diff --git a/groot/vla/model/dreamzero/base_vla.py b/groot/vla/model/dreamzero/base_vla.py
index 274b8640..7784f9b8 100644
--- a/groot/vla/model/dreamzero/base_vla.py
+++ b/groot/vla/model/dreamzero/base_vla.py
@@ -324,6 +324,10 @@ def from_pretrained_for_tuning(
             )
 
         if lora_weights_path is not None:
+            # Inject LoRA adapters first (base weights are already loaded with correct key paths)
+            if hasattr(model, 'action_head') and hasattr(model.action_head, 'inject_lora_after_loading'):
+                print("Injecting LoRA adapters before loading LoRA weights")
+                model.action_head.inject_lora_after_loading()
             print(f"Loading LoRA weights from: {lora_weights_path}")
             model.load_lora_weight(lora_weights_path)
         else: