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-rw-r--r--tests/test_modules.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/tests/test_modules.py b/tests/test_modules.py
index 8e009b4..049858c 100644
--- a/tests/test_modules.py
+++ b/tests/test_modules.py
@@ -567,7 +567,7 @@ def test_linear8bitlt_no_fp16_weights(threshold, memory_efficient_backward):
mlp.zero_grad()
(o1 * grad_proj).sum().backward()
- grad_ref = grad_proj.flatten(2) @ w2 @ w1
+ grad_ref = grad_proj.flatten(2) @ w2.half() @ w1.half()
assert torch.allclose(b1.grad, grad_ref)