diff --git a/README.md b/README.md
index 9c97adc..d813b49 100644
--- a/README.md
+++ b/README.md
@@ -50,10 +50,10 @@ export MATRIX_API_HTTP_CLIENT=luasocket
 
 You might need to prepend `sudo` to first and second commands.
 
-For the moment you need to add `matrix` to `secure.trusted_mods` for lua-matrix to work. This will hopefully change.
+For the moment you need to add `matrix_chat` to `secure.trusted_mods` for lua-matrix to work. This will hopefully change.
 
 ```
-secure.trusted_mods = matrix
+secure.trusted_mods = matrix_chat
 ```
 
 [wiki]: https://wiki.minetest.net/Installing_mods
diff --git a/init.lua b/init.lua
index bd536fc..a32f16e 100644
--- a/init.lua
+++ b/init.lua
@@ -8,7 +8,7 @@ local ie, req_ie = _G, minetest.request_insecure_environment
 if req_ie then ie = req_ie() end
 if not ie then
   error("The Matrix mod requires access to insecure functions in order "..
-    "to work. Please add matrix to secure.trusted_mods.")
+    "to work. Please add matrix_chat to secure.trusted_mods.")
 end
 
 ie.package.path =