diff --git a/doc/tutorial/basics/0_intro/40_constraints.txt b/doc/tutorial/basics/0_intro/40_constraints.txt
index 80fc450..19ffc03 100644
--- a/doc/tutorial/basics/0_intro/40_constraints.txt
+++ b/doc/tutorial/basics/0_intro/40_constraints.txt
@@ -2,7 +2,7 @@
 cmp stdout expect-stdout-cue
 
 -- frontmatter.toml --
-title = "Duplicates"
+title = "Constraints"
 description = ""
 
 -- text.md --