diff --git a/tests/image_generation/helpers/image_generation_controlnet_test_helper.py b/tests/image_generation/helpers/image_generation_controlnet_test_helper.py
index f89eb1f..d132fd1 100644
--- a/tests/image_generation/helpers/image_generation_controlnet_test_helper.py
+++ b/tests/image_generation/helpers/image_generation_controlnet_test_helper.py
@@ -48,7 +48,7 @@ class ImageGeneratorControlnetTestHelper:
                     controlnet_strength=controlnet_strength,
                 ),
             )
-            image.save(path=output_image_path)
+            image.save(path=output_image_path, overwrite=True)
 
             # then
             np.testing.assert_array_equal(
diff --git a/tests/image_generation/helpers/image_generation_test_helper.py b/tests/image_generation/helpers/image_generation_test_helper.py
index 0ef548c..6718dc1 100644
--- a/tests/image_generation/helpers/image_generation_test_helper.py
+++ b/tests/image_generation/helpers/image_generation_test_helper.py
@@ -48,7 +48,7 @@ class ImageGeneratorTestHelper:
                     width=width,
                 ),
             )
-            image.save(path=output_image_path)
+            image.save(path=output_image_path, overwrite=True)
 
             # then
             np.testing.assert_array_equal(