diff --git a/Kernel/Devices/AsyncDeviceRequest.h b/Kernel/Devices/AsyncDeviceRequest.h
index 5d7746c6df..07e581fb1f 100644
--- a/Kernel/Devices/AsyncDeviceRequest.h
+++ b/Kernel/Devices/AsyncDeviceRequest.h
@@ -143,7 +143,7 @@ private:
     RequestResult m_result { Pending };
     IntrusiveListNode<AsyncDeviceRequest, RefPtr<AsyncDeviceRequest>> m_list_node;
 
-    typedef IntrusiveList<AsyncDeviceRequest, RefPtr<AsyncDeviceRequest>, &AsyncDeviceRequest::m_list_node> AsyncDeviceSubRequestList;
+    using AsyncDeviceSubRequestList = IntrusiveList<AsyncDeviceRequest, RefPtr<AsyncDeviceRequest>, &AsyncDeviceRequest::m_list_node>;
 
     AsyncDeviceSubRequestList m_sub_requests_pending;
     AsyncDeviceSubRequestList m_sub_requests_complete;
diff --git a/Kernel/Heap/Heap.h b/Kernel/Heap/Heap.h
index 03f38e8c42..725d7d5d64 100644
--- a/Kernel/Heap/Heap.h
+++ b/Kernel/Heap/Heap.h
@@ -176,8 +176,8 @@ class ExpandableHeap {
     AK_MAKE_NONMOVABLE(ExpandableHeap);
 
 public:
-    typedef ExpandHeap ExpandHeapType;
-    typedef Heap<CHUNK_SIZE, HEAP_SCRUB_BYTE_ALLOC, HEAP_SCRUB_BYTE_FREE> HeapType;
+    using ExpandHeapType = ExpandHeap;
+    using HeapType = Heap<CHUNK_SIZE, HEAP_SCRUB_BYTE_ALLOC, HEAP_SCRUB_BYTE_FREE>;
 
     struct SubHeap {
         HeapType heap;
diff --git a/Kernel/Heap/kmalloc.cpp b/Kernel/Heap/kmalloc.cpp
index 500efef438..2758c3fedc 100644
--- a/Kernel/Heap/kmalloc.cpp
+++ b/Kernel/Heap/kmalloc.cpp
@@ -159,7 +159,7 @@ struct KmallocGlobalHeap {
             return false;
         }
     };
-    typedef ExpandableHeap<CHUNK_SIZE, KMALLOC_SCRUB_BYTE, KFREE_SCRUB_BYTE, ExpandGlobalHeap> HeapType;
+    using HeapType = ExpandableHeap<CHUNK_SIZE, KMALLOC_SCRUB_BYTE, KFREE_SCRUB_BYTE, ExpandGlobalHeap>;
 
     HeapType m_heap;
     NonnullOwnPtrVector<Memory::Region> m_subheap_memory;
diff --git a/Kernel/Locking/Mutex.h b/Kernel/Locking/Mutex.h
index 068daa4635..93c1e615b2 100644
--- a/Kernel/Locking/Mutex.h
+++ b/Kernel/Locking/Mutex.h
@@ -69,7 +69,7 @@ public:
     }
 
 private:
-    typedef IntrusiveList<Thread, RawPtr<Thread>, &Thread::m_blocked_threads_list_node> BlockedThreadList;
+    using BlockedThreadList = IntrusiveList<Thread, RawPtr<Thread>, &Thread::m_blocked_threads_list_node>;
 
     ALWAYS_INLINE BlockedThreadList& thread_list_for_mode(Mode mode)
     {
diff --git a/Kernel/Process.h b/Kernel/Process.h
index 419c13eaa4..3540075172 100644
--- a/Kernel/Process.h
+++ b/Kernel/Process.h
@@ -80,7 +80,7 @@ enum class VeilState {
     Locked,
 };
 
-typedef HashMap<FlatPtr, RefPtr<FutexQueue>> FutexQueues;
+using FutexQueues = HashMap<FlatPtr, RefPtr<FutexQueue>>;
 
 struct LoadResult;
 
diff --git a/Kernel/TTY/VirtualConsole.h b/Kernel/TTY/VirtualConsole.h
index 0ff0dbeb14..0aa58d1402 100644
--- a/Kernel/TTY/VirtualConsole.h
+++ b/Kernel/TTY/VirtualConsole.h
@@ -130,7 +130,7 @@ private:
 
     Cell& cell_at(size_t column, size_t row);
 
-    typedef Vector<unsigned, 4> ParamVector;
+    using ParamVector = Vector<unsigned, 4>;
 
     void on_code_point(u32);
 
diff --git a/Kernel/Thread.h b/Kernel/Thread.h
index b5e24cdeb9..7e9a6f1206 100644
--- a/Kernel/Thread.h
+++ b/Kernel/Thread.h
@@ -680,7 +680,7 @@ public:
             BlockFlags unblocked_flags { BlockFlags::None };
         };
 
-        typedef Vector<FDInfo, FD_SETSIZE> FDVector;
+        using FDVector = Vector<FDInfo, FD_SETSIZE>;
         explicit SelectBlocker(FDVector&);
         virtual ~SelectBlocker();