diff --git a/AK/InitializerList.h b/AK/InitializerList.h
deleted file mode 100644
index 9774e0db8b..0000000000
--- a/AK/InitializerList.h
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * Copyright (c) 2020, Andrew Kaster <andrewdkaster@gmail.com>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice, this
- *    list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- *    this list of conditions and the following disclaimer in the documentation
- *    and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#pragma once
-
-// std::initializer_list is a special type as far as the compiler is concerned.
-// As far as why it needs implemented in the library... blame the committee
-
-namespace std {
-
-template<class E>
-class initializer_list {
-public:
-    typedef E value_type;
-    typedef const E& reference;
-    typedef const E& const_reference;
-    typedef size_t size_type;
-    typedef const E* iterator;
-    typedef const E* const_iterator;
-
-    constexpr initializer_list() noexcept = default;
-    constexpr size_t size() const noexcept { return m_size; };
-    constexpr const E* begin() const noexcept { return m_begin; };
-    constexpr const E* end() const noexcept { return m_begin + m_size; }
-
-private:
-    // Note: begin has to be first or the compiler gets very upset
-    const E* m_begin = { nullptr };
-    size_t m_size = { 0 };
-
-    // The compiler is allowed to call this constructor
-    constexpr initializer_list(const E* e, size_t s) noexcept
-        : m_begin(e)
-        , m_size(s)
-    {
-    }
-};
-
-template<class E>
-constexpr const E* begin(initializer_list<E> il) noexcept
-{
-    return il.begin();
-}
-
-template<class E>
-constexpr const E* end(initializer_list<E> il) noexcept
-{
-    return il.end();
-}
-
-} // end namespace std
diff --git a/AK/Vector.h b/AK/Vector.h
index d8f25a3f99..1c0c0385f6 100644
--- a/AK/Vector.h
+++ b/AK/Vector.h
@@ -33,13 +33,17 @@
 #include <AK/Traits.h>
 #include <AK/kmalloc.h>
 
-#ifdef __serenity__
-#    include <AK/InitializerList.h>
-#else // !__serenity__
-#    include <new>
+// NOTE: We can't include <initializer_list> during the toolchain bootstrap,
+//       since it's part of libstdc++, and libstdc++ depends on LibC.
+//       For this reason, we don't support Vector(initializer_list) in LibC.
+#ifndef SERENITY_LIBC_BUILD
 #    include <initializer_list>
 #endif
 
+#ifndef __serenity__
+#    include <new>
+#endif
+
 namespace AK {
 
 template<typename VectorType, typename ElementType>
@@ -140,12 +144,14 @@ public:
         clear();
     }
 
+#ifndef SERENITY_LIBC_BUILD
     Vector(std::initializer_list<T> list)
     {
         ensure_capacity(list.size());
         for (auto& item : list)
             unchecked_append(item);
     }
+#endif
 
     Vector(Vector&& other)
         : m_size(other.m_size)