diff --git a/tests/e2e/test_diffusion.py b/tests/e2e/test_diffusion.py
index 967fb0a..5a69255 100644
--- a/tests/e2e/test_diffusion.py
+++ b/tests/e2e/test_diffusion.py
@@ -1141,7 +1141,8 @@ def test_diffusion_refonly(
         torch.randn(2, 4, 64, 64, device=test_device)  # for SD Web UI reproductibility only
     predicted_image = sd15.lda.decode_latents(x)
 
-    ensure_similar_images(predicted_image, expected_image_refonly, min_psnr=35, min_ssim=0.99)
+    # min_psnr lowered to 33 because this reference image was generated without noise removal (see #192)
+    ensure_similar_images(predicted_image, expected_image_refonly, min_psnr=33, min_ssim=0.99)
 
 
 @no_grad()
diff --git a/tests/e2e/test_diffusion_ref/expected_cutecat_sdxl_ddim_random_init.png b/tests/e2e/test_diffusion_ref/expected_cutecat_sdxl_ddim_random_init.png
index 8316285..8b367e1 100644
Binary files a/tests/e2e/test_diffusion_ref/expected_cutecat_sdxl_ddim_random_init.png and b/tests/e2e/test_diffusion_ref/expected_cutecat_sdxl_ddim_random_init.png differ
diff --git a/tests/e2e/test_diffusion_ref/expected_cutecat_sdxl_ddim_random_init_sag.png b/tests/e2e/test_diffusion_ref/expected_cutecat_sdxl_ddim_random_init_sag.png
index 7cdeace..66df967 100644
Binary files a/tests/e2e/test_diffusion_ref/expected_cutecat_sdxl_ddim_random_init_sag.png and b/tests/e2e/test_diffusion_ref/expected_cutecat_sdxl_ddim_random_init_sag.png differ
diff --git a/tests/e2e/test_diffusion_ref/expected_dropy_slime_9752.png b/tests/e2e/test_diffusion_ref/expected_dropy_slime_9752.png
index 5628cb8..56a86b8 100644
Binary files a/tests/e2e/test_diffusion_ref/expected_dropy_slime_9752.png and b/tests/e2e/test_diffusion_ref/expected_dropy_slime_9752.png differ
diff --git a/tests/e2e/test_diffusion_ref/expected_image_sdxl_ip_adapter_plus_woman.png b/tests/e2e/test_diffusion_ref/expected_image_sdxl_ip_adapter_plus_woman.png
index 2f378a8..504a89a 100644
Binary files a/tests/e2e/test_diffusion_ref/expected_image_sdxl_ip_adapter_plus_woman.png and b/tests/e2e/test_diffusion_ref/expected_image_sdxl_ip_adapter_plus_woman.png differ
diff --git a/tests/e2e/test_diffusion_ref/expected_image_sdxl_ip_adapter_woman.png b/tests/e2e/test_diffusion_ref/expected_image_sdxl_ip_adapter_woman.png
index 10e767f..45acd2a 100644
Binary files a/tests/e2e/test_diffusion_ref/expected_image_sdxl_ip_adapter_woman.png and b/tests/e2e/test_diffusion_ref/expected_image_sdxl_ip_adapter_woman.png differ
diff --git a/tests/e2e/test_diffusion_ref/expected_sdxl_dpo_lora.png b/tests/e2e/test_diffusion_ref/expected_sdxl_dpo_lora.png
index 5af8d4d..07d4939 100644
Binary files a/tests/e2e/test_diffusion_ref/expected_sdxl_dpo_lora.png and b/tests/e2e/test_diffusion_ref/expected_sdxl_dpo_lora.png differ
diff --git a/tests/e2e/test_diffusion_ref/expected_t2i_adapter_xl_canny.png b/tests/e2e/test_diffusion_ref/expected_t2i_adapter_xl_canny.png
index 3b41635..d66b8d8 100644
Binary files a/tests/e2e/test_diffusion_ref/expected_t2i_adapter_xl_canny.png and b/tests/e2e/test_diffusion_ref/expected_t2i_adapter_xl_canny.png differ