diff --git a/mods/redstone/mesecons_delayer/init.lua b/mods/redstone/mesecons_delayer/init.lua
index 83c6bea3a6..30e5df56c3 100644
--- a/mods/redstone/mesecons_delayer/init.lua
+++ b/mods/redstone/mesecons_delayer/init.lua
@@ -46,9 +46,9 @@ end
 for i = 1, 4 do
 local groups = {}
 if i == 1 then 
-	groups = {bendy=2,snappy=1,dig_immediate=2}
+	groups = {bendy=2,snappy=1,dig_immediate=2,dig_by_water=1}
 else
-	groups = {bendy=2,snappy=1,dig_immediate=2, not_in_creative_inventory=1}
+	groups = {bendy=2,snappy=1,dig_immediate=2,dig_by_water=1, not_in_creative_inventory=1}
 end
 
 local delaytime
@@ -161,7 +161,7 @@ minetest.register_node("mesecons_delayer:delayer_on_"..tostring(i), {
 		type = "fixed",
 		fixed = boxes
 	},
-	groups = {bendy = 2, snappy = 1, dig_immediate = 2, not_in_creative_inventory = 1},
+	groups = {bendy = 2, snappy = 1, dig_immediate = 2, dig_by_water=1, not_in_creative_inventory = 1},
 	paramtype = "light",
 	paramtype2 = "facedir",
 	sunlight_propagates = true,
diff --git a/mods/redstone/mesecons_torch/init.lua b/mods/redstone/mesecons_torch/init.lua
index 8dedd098e0..d72c2da8f4 100644
--- a/mods/redstone/mesecons_torch/init.lua
+++ b/mods/redstone/mesecons_torch/init.lua
@@ -58,7 +58,7 @@ minetest.register_node("mesecons_torch:mesecon_torch_off", {
 	paramtype2 = "wallmounted",
 	is_ground_content = false,
 	selection_box = torch_selectionbox,
-	groups = {dig_immediate = 3, not_in_creative_inventory = 1},
+	groups = {dig_immediate = 3, dig_by_water=1, not_in_creative_inventory = 1},
 	drop = "mesecons_torch:mesecon_torch_on",
 	mesecons = {receptor = {
 		state = mesecon.state.off,
@@ -78,7 +78,7 @@ minetest.register_node("mesecons_torch:mesecon_torch_on", {
 	paramtype2 = "wallmounted",
 	is_ground_content = false,
 	selection_box = torch_selectionbox,
-	groups = {dig_immediate=3},
+	groups = {dig_immediate=3, dig_by_water=1},
 	light_source = 6,
 	description="Redstone Torch",
 	mesecons = {receptor = {
diff --git a/mods/redstone/mesecons_walllever/init.lua b/mods/redstone/mesecons_walllever/init.lua
index 605dac7703..57763999c4 100644
--- a/mods/redstone/mesecons_walllever/init.lua
+++ b/mods/redstone/mesecons_walllever/init.lua
@@ -27,7 +27,7 @@ minetest.register_node("mesecons_walllever:wall_lever_off", {
 		fixed = {{ -2/16, -3/16,  8/16, 2/16, 3/16,  4/16 },	-- the base
 			 { -1/16, -8/16, 7/16, 1/16, 0/16,  5/16 }}	-- the lever itself.
 	},
-	groups = {dig_immediate=2},
+	groups = {dig_immediate=2, dig_by_water=1},
 	is_ground_content = false,
 	description="Lever",
 	on_punch = function (pos, node)
@@ -66,7 +66,7 @@ minetest.register_node("mesecons_walllever:wall_lever_on", {
 		fixed = {{ -2/16, -3/16,  8/16, 2/16, 3/16,  4/16 },	-- the base
 			 { -1/16, 0/16, 7/16, 1/16, 8/16,  5/16 }}	-- the lever itself.
 	},
-	groups = {dig_immediate = 2, not_in_creative_inventory = 1},
+	groups = {dig_immediate = 2, not_in_creative_inventory = 1, dig_by_water=1},
 	is_ground_content = false,
 	drop = '"mesecons_walllever:wall_lever_off" 1',
 	description="Lever",