diff --git a/Docs/src/usefulfunc.but b/Docs/src/usefulfunc.but
index 8143e260..bf657823 100644
--- a/Docs/src/usefulfunc.but
+++ b/Docs/src/usefulfunc.but
@@ -1,4 +1,4 @@
-\A{usefulfunctions} Useful funtions
+\A{usefulfunctions} Useful functions
 
 \H{getparent} Get parent directory