diff --git a/docs/kcl/types.md b/docs/kcl/types.md
index 4c2acf823..42bd0e5a2 100644
--- a/docs/kcl/types.md
+++ b/docs/kcl/types.md
@@ -13,14 +13,16 @@ arrays can hold objects and vice versa.
 
 `true` or `false` work when defining values.
 
-## Variable declaration
+## Constant declaration
 
-Variables are defined with the `let` keyword like so:
+Constants are defined with the `let` keyword like so:
 
 ```
 let myBool = false
 ```
 
+Currently you cannot redeclare a constant.
+
 ## Array
 
 An array is defined with `[]` braces. What is inside the brackets can