diff --git a/runtime/doc/usr_52.txt b/runtime/doc/usr_52.txt
index 2c3e13b..41d0832 100644
--- a/runtime/doc/usr_52.txt
+++ b/runtime/doc/usr_52.txt
@@ -183,7 +183,7 @@
 That function is then in an autoload script.  We will call that one script a
 library script.
 
-The autoload mechanism is based on a funtion name that has "#" characters: >
+The autoload mechanism is based on a function name that has "#" characters: >
 
 	mylib#myfunction(arg)