diff --git a/api.lua b/api.lua
index 90f635d..f07f0a3 100644
--- a/api.lua
+++ b/api.lua
@@ -943,7 +943,13 @@ function signs_lib.after_place_node(pos, placer, itemstack, pointed_thing, locke
 	local controls = placer:get_player_control()
 
 	local signname = itemstack:get_name()
+
+	-- in case player has sign nodes they shouldn't, remove extensions for normal sign
 	local no_wall_name = string.gsub(signname, "_wall", "")
+	no_wall_name = string.gsub(no_wall_name, "_yard", "")
+	no_wall_name = string.gsub(no_wall_name, "_hanging", "")
+	no_wall_name = string.gsub(no_wall_name, "_onpole_horiz", "")
+	no_wall_name = string.gsub(no_wall_name, "_onpole", "")
 
 	local def = minetest.registered_items[signname]