diff --git a/attention_couple.py b/attention_couple.py
index af3067d..5289605 100644
--- a/attention_couple.py
+++ b/attention_couple.py
@@ -140,7 +140,11 @@ def patch(q, k, v, extra_options):
                 q_target = q_list[i].repeat(length, 1, 1)
                 k = torch.cat([k[i].unsqueeze(0).repeat(b,1,1) for i in range(length)], dim=0)
                 v = torch.cat([v[i].unsqueeze(0).repeat(b,1,1) for i in range(length)], dim=0)
-
+                
+                if k.dtype != q_target.dtype or v.dtype != q_target.dtype:
+                    # Ensure all dtypes match
+                    k = k.to(q_target.dtype)
+                    v = v.to(q_target.dtype)
                 qkv = optimized_attention(q_target, k, v, extra_options["n_heads"])
                 qkv = qkv * masks
                 qkv = qkv.view(length, b, -1, module.heads * module.dim_head).sum(dim=0)