diff --git a/CHANGELOG.md b/CHANGELOG.md
index 50db637..2af5adf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+- Fixed for TypeScript 5.5.
+
 ## v2.11.2
 
 - Fixed handling `unknown` incorrectly. (Fix [#36](https://github.com/g-plane/typed-query-selector/issues/36))
diff --git a/parser.d.ts b/parser.d.ts
index fe812c9..d64495e 100644
--- a/parser.d.ts
+++ b/parser.d.ts
@@ -120,7 +120,7 @@ export type ParseSelector<
   I extends string,
   Fallback extends Element = Element,
 > = ParseSelectorToTagNames<I> extends string
-  ? ExpandAnd<ParseSelectorToTagNames<I>, Fallback> extends Element
+  ? ExpandAnd<ParseSelectorToTagNames<I>, Fallback> extends Fallback
     ? ExpandAnd<ParseSelectorToTagNames<I>, Fallback>
     : Fallback
   : Fallback
diff --git a/parser.test.ts b/parser.test.ts
index bd78f1b..a6ab931 100644
--- a/parser.test.ts
+++ b/parser.test.ts
@@ -360,3 +360,8 @@ declare function delegate<
   Selector extends string,
   TElement extends Element = ParseSelector<Selector, HTMLElement>,
 >(selector: Selector): void
+
+declare function fetchDom<
+  Selector extends string,
+  TElement extends HTMLElement = ParseSelector<Selector, HTMLElement>,
+>(selector: Selector): Promise<TElement | undefined>