diff --git a/vllm/lora/layers/fused_moe.py b/vllm/lora/layers/fused_moe.py
index 8f5cb14c3..be1fd7cdb 100644
--- a/vllm/lora/layers/fused_moe.py
+++ b/vllm/lora/layers/fused_moe.py
@@ -143,9 +143,7 @@ class FusedMoEWithLoRA(BaseLayerWithLoRA):
                 m_fused_moe_fn.fused_experts, (MarlinExperts, UnfusedOAITritonExperts)
             )
         else:
-            assert isinstance(
-                m_fused_moe_fn.fused_experts, (MarlinExperts, TritonExperts)
-            )
+            assert isinstance(m_fused_moe_fn.fused_experts, TritonExperts)
 
         def fwd_decorator(layer, func):
             def wrapper(*args, **kwargs):