diff --git a/AK/FlyString.cpp b/AK/FlyString.cpp
index f8089be5701..f19f1daaa4e 100644
--- a/AK/FlyString.cpp
+++ b/AK/FlyString.cpp
@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
+#include <AK/DeprecatedFlyString.h>
 #include <AK/FlyString.h>
 #include <AK/HashMap.h>
 #include <AK/Singleton.h>
@@ -162,6 +163,11 @@ size_t FlyString::number_of_fly_strings()
     return all_fly_strings().size();
 }
 
+DeprecatedFlyString FlyString::to_deprecated_fly_string() const
+{
+    return DeprecatedFlyString(bytes_as_string_view());
+}
+
 unsigned Traits<FlyString>::hash(FlyString const& fly_string)
 {
     return fly_string.bytes_as_string_view().hash();
diff --git a/AK/FlyString.h b/AK/FlyString.h
index 39ff80a7308..28e6de22caf 100644
--- a/AK/FlyString.h
+++ b/AK/FlyString.h
@@ -51,6 +51,9 @@ public:
     // This is primarily interesting to unit tests.
     [[nodiscard]] static size_t number_of_fly_strings();
 
+    // FIXME: Remove this once all code has been ported to FlyString
+    [[nodiscard]] DeprecatedFlyString to_deprecated_fly_string() const;
+
 private:
     // This will hold either the pointer to the Detail::StringData it represents or the raw bytes of
     // an inlined short string.