diff --git a/mods/lzr_laser/blocks.lua b/mods/lzr_laser/blocks.lua
index ba15d91..225f5b2 100644
--- a/mods/lzr_laser/blocks.lua
+++ b/mods/lzr_laser/blocks.lua
@@ -117,7 +117,7 @@ minetest.register_node("lzr_laser:mirror", {
 	after_rotate = after_rotate,
 
 	sounds = lzr_sounds.node_sound_wood_defaults(),
-	groups = { mirror = 1, laser_block = 1, dig_immediate = 3 },
+	groups = { rotatable = 1, mirror = 1, laser_block = 1, dig_immediate = 3 },
 	_lzr_active = "lzr_laser:mirror_on",
 })
 
@@ -137,7 +137,7 @@ minetest.register_node("lzr_laser:mirror_on", {
 	after_rotate = after_rotate,
 
 	sounds = lzr_sounds.node_sound_wood_defaults(),
-	groups = { mirror = 2, laser_block = 1, dig_immediate = 3, not_in_creative_inventory = 1 },
+	groups = { rotatable = 1, mirror = 2, laser_block = 1, dig_immediate = 3, not_in_creative_inventory = 1 },
 	_lzr_inactive = "lzr_laser:mirror",
 	drop = "lzr_laser:mirror",
 })
@@ -158,7 +158,7 @@ minetest.register_node("lzr_laser:emitter", {
 	after_rotate = after_rotate,
 
 	sounds = lzr_sounds.node_sound_wood_defaults(),
-	groups = { emitter = 1, laser_block = 1, dig_immediate = 3 },
+	groups = { rotatable = 1, emitter = 1, laser_block = 1, dig_immediate = 3 },
 	_lzr_active = "lzr_laser:emitter_on",
 })
 
@@ -178,7 +178,7 @@ minetest.register_node("lzr_laser:emitter_on", {
 	after_rotate = after_rotate,
 
 	sounds = lzr_sounds.node_sound_wood_defaults(),
-	groups = { emitter = 2, laser_block = 1, dig_immediate = 3 },
+	groups = { rotatable = 1, emitter = 2, laser_block = 1, dig_immediate = 3 },
 	_lzr_inactive = "lzr_laser:emitter",
 })
 
@@ -198,7 +198,7 @@ minetest.register_node("lzr_laser:detector", {
 	after_rotate = after_rotate,
 
 	sounds = lzr_sounds.node_sound_wood_defaults(),
-	groups = { detector = 1, laser_block = 1, dig_immediate = 3 },
+	groups = { rotatable = 1, detector = 1, laser_block = 1, dig_immediate = 3 },
 	_lzr_active = "lzr_laser:detector_on",
 })
 
@@ -218,7 +218,7 @@ minetest.register_node("lzr_laser:detector_on", {
 	after_rotate = after_rotate,
 
 	sounds = lzr_sounds.node_sound_wood_defaults(),
-	groups = { detector = 2, laser_block = 1, dig_immediate = 3, not_in_creative_inventory = 1 },
+	groups = { rotatable = 1, detector = 2, laser_block = 1, dig_immediate = 3, not_in_creative_inventory = 1 },
 	_lzr_inactive = "lzr_laser:detector",
 	drop = "lzr_laser:detector",
 })
diff --git a/mods/screwdriver/init.lua b/mods/screwdriver/init.lua
index 74dba3b..736aab7 100644
--- a/mods/screwdriver/init.lua
+++ b/mods/screwdriver/init.lua
@@ -104,6 +104,10 @@ screwdriver.handler = function(itemstack, user, pointed_thing, mode, uses)
 	if not ndef then
 		return itemstack
 	end
+	-- Node MUST have 'rotatable' group
+	if not ndef.groups.rotatable then
+		return itemstack
+	end
 	if mode == screwdriver.ROTATE_AXIS and ndef and ndef.on_rightclick and
 			((not user) or (user and not user:get_player_control().sneak)) then
 		return ndef.on_rightclick(pos, node, user, itemstack,