diff --git a/.zsh/functions.d/README.md b/.zsh/functions.d/README.md
index 9dfacac0..b87a6d94 100644
--- a/.zsh/functions.d/README.md
+++ b/.zsh/functions.d/README.md
@@ -1,4 +1,5 @@
 functions.d/
 ============
 
-I add custom function for my shell here. The filename equls the function name.
+I add custom functions for my shell here. The filename equals the function 
+name + .sh. Files with other extensions will not be sourced... ;)