diff --git a/AK/Format.h b/AK/Format.h
index 2cb7c6e292..e4a8ff6509 100644
--- a/AK/Format.h
+++ b/AK/Format.h
@@ -259,6 +259,9 @@ struct Formatter<char[Size]> : Formatter<StringView> {
 template<>
 struct Formatter<String> : Formatter<StringView> {
 };
+template<>
+struct Formatter<FlyString> : Formatter<StringView> {
+};
 
 template<typename T>
 struct Formatter<T, typename EnableIf<IsIntegral<T>::value>::Type> : StandardFormatter {