diff --git a/mesecons_hydroturbine/init.lua b/mesecons_hydroturbine/init.lua
index 409da75..5cd2e6f 100644
--- a/mesecons_hydroturbine/init.lua
+++ b/mesecons_hydroturbine/init.lua
@@ -70,7 +70,7 @@ nodenames = {"mesecons_hydroturbine:hydro_turbine_off"},
 		local waterpos={x=pos.x, y=pos.y+1, z=pos.z}
 		if is_flowing_water(waterpos) then
 			minetest.set_node(pos, {name="mesecons_hydroturbine:hydro_turbine_on"})
-			nodeupdate(pos)
+			minetest.check_for_falling(pos)
 			mesecon.receptor_on(pos)
 		end
 	end,
@@ -84,7 +84,7 @@ nodenames = {"mesecons_hydroturbine:hydro_turbine_on"},
 		local waterpos={x=pos.x, y=pos.y+1, z=pos.z}
 		if not is_flowing_water(waterpos) then
 			minetest.set_node(pos, {name="mesecons_hydroturbine:hydro_turbine_off"})
-			nodeupdate(pos)
+			minetest.check_for_falling(pos)
 			mesecon.receptor_off(pos)
 		end
 	end,
diff --git a/mesecons_pistons/init.lua b/mesecons_pistons/init.lua
index a52c802..fb0a335 100644
--- a/mesecons_pistons/init.lua
+++ b/mesecons_pistons/init.lua
@@ -74,7 +74,7 @@ local piston_remove_pusher = function(pos, node)
 		max_hear_distance = 20,
 		gain = 0.3,
 	})
-	nodeupdate(pusherpos)
+	minetest.check_for_falling(pusherpos)
 end
 
 local piston_on = function(pos, node)