diff --git a/signs_lib/init.lua b/signs_lib/init.lua
index 3d8bc36..7184bf8 100644
--- a/signs_lib/init.lua
+++ b/signs_lib/init.lua
@@ -389,7 +389,11 @@ end
 
 signs_lib.construct_sign = function(pos)
     local meta = minetest.get_meta(pos)
-	meta:set_string("formspec", "field[text;;${text}]")
+	meta:set_string(
+		"formspec",
+		"field[text;;${text}]"..
+		"size[4,2]"..
+		"background[-1.25,-0.5;6.5,3;bg_signs_lib.jpg]")
 	meta:set_string("infotext", "")
 end
 
diff --git a/signs_lib/textures/bg_signs_lib.jpg b/signs_lib/textures/bg_signs_lib.jpg
new file mode 100644
index 0000000..866a622
Binary files /dev/null and b/signs_lib/textures/bg_signs_lib.jpg differ