diff --git a/changelogs/internal/newsfragments/1339.clarification b/changelogs/internal/newsfragments/1339.clarification
new file mode 100644
index 000000000..8c5af2e21
--- /dev/null
+++ b/changelogs/internal/newsfragments/1339.clarification
@@ -0,0 +1 @@
+Make definition anchors more unique.
diff --git a/layouts/shortcodes/definition.html b/layouts/shortcodes/definition.html
index 02f2c6b06..7ed2678a4 100644
--- a/layouts/shortcodes/definition.html
+++ b/layouts/shortcodes/definition.html
@@ -30,7 +30,7 @@
 {{ $definition = partial "json-schema/resolve-refs" (dict "schema" $definition "path" $path) }}
 {{ $definition = partial "json-schema/resolve-allof" $definition }}
 
-<section class="rendered-data definition" id="{{ anchorize $definition.title }}">
+<section class="rendered-data definition" id="definition-{{ anchorize $definition.title }}">
 
 <details {{ if not $compact }}open{{ end }}>
 <summary>