diff --git a/.vscode/settings.json b/.vscode/settings.json
index 80f7c42..3974dbe 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -10,6 +10,7 @@
         "textutils",
         "shell",
         "settings",
-        "window"
+        "window",
+        "read"
     ]
 }
diff --git a/scada-common/types.lua b/scada-common/types.lua
index 65aa19f..7e31e58 100644
--- a/scada-common/types.lua
+++ b/scada-common/types.lua
@@ -22,6 +22,10 @@ local types = {}
 ---@field reactor integer
 ---@field rsio table|nil
 
+-- ALIASES --
+
+---@alias color integer
+
 -- ENUMERATION TYPES --
 
 ---@alias TRI_FAIL integer