diff --git a/src/diffusers/pipelines/kandinsky2_2/pipeline_kandinsky2_2_controlnet.py b/src/diffusers/pipelines/kandinsky2_2/pipeline_kandinsky2_2_controlnet.py
index bada59080c7b..e02391b7a402 100644
--- a/src/diffusers/pipelines/kandinsky2_2/pipeline_kandinsky2_2_controlnet.py
+++ b/src/diffusers/pipelines/kandinsky2_2/pipeline_kandinsky2_2_controlnet.py
@@ -103,13 +103,11 @@
 
 # Copied from diffusers.pipelines.kandinsky2_2.pipeline_kandinsky2_2.downscale_height_and_width
 def downscale_height_and_width(height, width, scale_factor=8):
-    new_height = height // scale_factor**2
-    if height % scale_factor**2 != 0:
-        new_height += 1
-    new_width = width // scale_factor**2
-    if width % scale_factor**2 != 0:
-        new_width += 1
-    return new_height * scale_factor, new_width * scale_factor
+    # Optimize by avoiding repeated exponentiation and using integer division with ceil in a single step
+    sf2 = scale_factor * scale_factor
+    new_height = -(-height // sf2) * scale_factor  # Equivalent to math.ceil(height/sf2)*scale_factor
+    new_width = -(-width // sf2) * scale_factor
+    return new_height, new_width
 
 
 class KandinskyV22ControlnetPipeline(DiffusionPipeline):