diff --git a/src/compiler/compile/render_dom/wrappers/Element/Attribute.ts b/src/compiler/compile/render_dom/wrappers/Element/Attribute.ts
index 7b6aed0d5a..2caba05e6f 100644
--- a/src/compiler/compile/render_dom/wrappers/Element/Attribute.ts
+++ b/src/compiler/compile/render_dom/wrappers/Element/Attribute.ts
@@ -390,6 +390,7 @@ const boolean_attribute = new Set([
 	'disabled',
 	'formnovalidate',
 	'hidden',
+	'inert',
 	'ismap',
 	'itemscope',
 	'loop',