diff --git a/mods/ITEMS/mcl_stairs/api.lua b/mods/ITEMS/mcl_stairs/api.lua
index 390461c6c..0d967133b 100644
--- a/mods/ITEMS/mcl_stairs/api.lua
+++ b/mods/ITEMS/mcl_stairs/api.lua
@@ -313,6 +313,7 @@ function mcl_stairs.register_slab(subname, recipeitem, groups, images, descripti
 	topdef._doc_items_usagehelp = nil
 	topdef.drop = lower_slab
 	topdef._mcl_other_slab_half = lower_slab
+	topdef._vl_pickblock = lower_slab
 	function topdef.on_rotate(pos, node, user, mode, param2)
 		-- Flip slab
 		if mode == screwdriver.ROTATE_AXIS then
diff --git a/mods/ITEMS/mcl_stairs/cornerstair.lua b/mods/ITEMS/mcl_stairs/cornerstair.lua
index ae3eb4ea3..5d97f6154 100644
--- a/mods/ITEMS/mcl_stairs/cornerstair.lua
+++ b/mods/ITEMS/mcl_stairs/cornerstair.lua
@@ -665,6 +665,7 @@ function mcl_stairs.cornerstair.add(name, stairtiles)
 		after_dig_node = function(pos, oldnode) after_dig_node(pos, oldnode) end,
 		_mcl_hardness = node_def._mcl_hardness,
 		on_rotate = false,
+		_vl_pickblock = name,
 	})
 	minetest.register_node(":"..name.."_inner", {
 		description = node_def.description,
@@ -689,6 +690,7 @@ function mcl_stairs.cornerstair.add(name, stairtiles)
 		after_dig_node = function(pos, oldnode) after_dig_node(pos, oldnode) end,
 		_mcl_hardness = node_def._mcl_hardness,
 		on_rotate = false,
+		_vl_pickblock = name,
 	})
 
 	if minetest.get_modpath("doc") then