diff --git a/nodes/smoothing/sharpen.py b/nodes/smoothing/sharpen.py
index b8523751..758e4f74 100644
--- a/nodes/smoothing/sharpen.py
+++ b/nodes/smoothing/sharpen.py
@@ -159,7 +159,7 @@ class SharpenMeshNode(io.ComfyNode):
                         )),
                     ]),
                     io.DynamicCombo.Option("guided_normal", [
-                        io.Int.Input("normal_iterations", default=5, min=1, max=200, step=1, tooltip=(
+                        io.Int.Input("normal_iterations", default=5, min=1, max=1000, step=1, tooltip=(
                             "Iterations for guided bilateral normal filtering. "
                             "More iterations produce smoother/flatter regions while "
                             "preserving sharp edges. Main strength knob; high values "
diff --git a/nodes/smoothing/sharpen_backends/guided_normal.py b/nodes/smoothing/sharpen_backends/guided_normal.py
index 1ce68d5a..8ee942df 100644
--- a/nodes/smoothing/sharpen_backends/guided_normal.py
+++ b/nodes/smoothing/sharpen_backends/guided_normal.py
@@ -187,7 +187,7 @@ class SharpenGuidedNormalNode(io.ComfyNode):
             is_output_node=True,
             inputs=[
                 io.Custom("TRIMESH").Input("trimesh"),
-                io.Int.Input("normal_iterations", default=5, min=1, max=200, step=1, tooltip=(
+                io.Int.Input("normal_iterations", default=5, min=1, max=1000, step=1, tooltip=(
                     "Iterations for guided bilateral normal filtering. "
                     "More iterations produce smoother/flatter regions while "
                     "preserving sharp edges. This is the main strength knob; "