diff --git a/python/sglang/srt/models/qwen3_5.py b/python/sglang/srt/models/qwen3_5.py
index eb61b5fd9..8d0c9e429 100644
--- a/python/sglang/srt/models/qwen3_5.py
+++ b/python/sglang/srt/models/qwen3_5.py
@@ -338,6 +338,10 @@ class Qwen3_5GatedDeltaNet(nn.Module):
                 and self.in_proj_ba.bias is None
                 and use_intel_amx_backend(self.in_proj_qkvz)
                 and use_intel_amx_backend(self.in_proj_ba)
+                and (
+                    self.in_proj_qkvz.weight.size(0) % 32 == 0
+                    and self.in_proj_ba.weight.size(0) % 32 == 0
+                )
             )
         )