diff --git a/src/ifcsverchok/nodes/ifc/shape_builder/extrude.py b/src/ifcsverchok/nodes/ifc/shape_builder/extrude.py
index 3b984dd4d7..44fd47cebc 100644
--- a/src/ifcsverchok/nodes/ifc/shape_builder/extrude.py
+++ b/src/ifcsverchok/nodes/ifc/shape_builder/extrude.py
@@ -21,6 +21,7 @@ from typing import TYPE_CHECKING, Literal
 import bpy
 import ifcopenshell
 from ifcopenshell.util.shape_builder import ShapeBuilder
+from sverchok.core.sockets import SvVerticesSocket
 from sverchok.data_structure import updateNode
 from sverchok.node_tree import SverchCustomTreeNode
 
@@ -62,6 +63,7 @@ class SvIfcSbExtrude(bpy.types.Node, SverchCustomTreeNode, ifcsverchok.helper.Sv
             self.inputs,
             "Position",
             data_type="list[list[tuple[float, float, float]]]",
+            socket_type=SvVerticesSocket,
         )
         helper.create_socket(
             self.outputs,