diff --git a/src/diffusers/utils/torch_utils.py b/src/diffusers/utils/torch_utils.py
index 0cf75b4fad4e..12eef8899bbb 100644
--- a/src/diffusers/utils/torch_utils.py
+++ b/src/diffusers/utils/torch_utils.py
@@ -102,6 +102,9 @@ def fourier_filter(x_in: "torch.Tensor", threshold: int, scale: int) -> "torch.T
     # Non-power of 2 images must be float32
     if (W & (W - 1)) != 0 or (H & (H - 1)) != 0:
         x = x.to(dtype=torch.float32)
+    # fftn does not support bfloat16
+    elif x.dtype == torch.bfloat16:
+        x = x.to(dtype=torch.float32)
 
     # FFT
     x_freq = fftn(x, dim=(-2, -1))