diff --git a/unit-one/lessons/4_functions.md b/unit-one/lessons/4_functions.md
index 866d279..4762c87 100644
--- a/unit-one/lessons/4_functions.md
+++ b/unit-one/lessons/4_functions.md
@@ -8,7 +8,8 @@ Sui Move functions have three types of visibility:
 
 - **private**: the default visibility of a function; it can only be accessed by functions inside the same module
 - **public**: the function is accessible by functions inside the same module and by functions defined in another module
-- **public(friend)**: the function is accessible by functions inside the same module and by functions defined in modules that are explicitly specified in the friend list.
+- **public(package)**: the function is accessible by functions inside the same module
+- 
 
 ## Return Value