diff --git a/scripts/addons_core/node_wrangler/operators.py b/scripts/addons_core/node_wrangler/operators.py
index 7b7e0e5bc69..463a77f8d4f 100644
--- a/scripts/addons_core/node_wrangler/operators.py
+++ b/scripts/addons_core/node_wrangler/operators.py
@@ -1497,7 +1497,7 @@ class NWAddPrincipledSetup(Operator, NWBase, ImportHelper):
 
                     # Add bump node
                     bump_node = nodes.new(type='ShaderNodeBump')
-                    link = connect_sockets(bump_node.inputs[2], bump_node_texture.outputs[0])
+                    link = connect_sockets(bump_node.inputs[3], bump_node_texture.outputs[0])
                     link = connect_sockets(active_node.inputs['Normal'], bump_node.outputs[0])
                 continue