diff --git a/doc/tutorial/basics/hidden.md b/doc/tutorial/basics/hidden.md
index 02c74a4..2345a6b 100644
--- a/doc/tutorial/basics/hidden.md
+++ b/doc/tutorial/basics/hidden.md
@@ -6,7 +6,7 @@
 
 A non-quoted field name that starts with an underscore (`_`) is not
 emitted from the output.
-To includes fields in the configuration that start with an underscore
+To include fields in the configuration that start with an underscore
 put them in quotes.
 
 Quoted and non-quoted fields share the same namespace unless they start