diff --git a/Kernel/Devices/KeyboardDevice.h b/Kernel/Devices/KeyboardDevice.h
index 37472daf4d488a577518d9949d82e44c9ea5ab2f..8a90694d941803a1cb8a29a4b6a0abc978a686a7 100644
--- a/Kernel/Devices/KeyboardDevice.h
+++ b/Kernel/Devices/KeyboardDevice.h
@@ -15,7 +15,7 @@ class KeyboardDevice final : public IRQHandler
 public:
     using Event = KeyEvent;
 
-    [[gnu::pure]] static KeyboardDevice& the();
+    static KeyboardDevice& the();
 
     virtual ~KeyboardDevice() override;
     KeyboardDevice();
diff --git a/Kernel/FileSystem/DevPtsFS.h b/Kernel/FileSystem/DevPtsFS.h
index b285814cf5a25a884c65af8a9dc9cb85e7b34c27..c834b82156ba64ec15f42c24f672fd43f7160e70 100644
--- a/Kernel/FileSystem/DevPtsFS.h
+++ b/Kernel/FileSystem/DevPtsFS.h
@@ -8,7 +8,7 @@ class SlavePTY;
 
 class DevPtsFS final : public SynthFS {
 public:
-    [[gnu::pure]] static DevPtsFS& the();
+    static DevPtsFS& the();
 
     virtual ~DevPtsFS() override;
     static NonnullRefPtr<DevPtsFS> create();
diff --git a/Kernel/FileSystem/ProcFS.h b/Kernel/FileSystem/ProcFS.h
index 1adf44705cd66a7e46c937eae03b0cb3165153d8..14019b4fd5b5d67c109264d165db0c59029e1f5d 100644
--- a/Kernel/FileSystem/ProcFS.h
+++ b/Kernel/FileSystem/ProcFS.h
@@ -13,7 +13,7 @@ class ProcFS final : public FS {
     friend class ProcFSInode;
 
 public:
-    [[gnu::pure]] static ProcFS& the();
+    static ProcFS& the();
 
     virtual ~ProcFS() override;
     static NonnullRefPtr<ProcFS> create();
diff --git a/Kernel/FileSystem/VirtualFileSystem.h b/Kernel/FileSystem/VirtualFileSystem.h
index adf82d0b6611277bb1757986492876cb4ae1a888..230dadb7ad6e89846449318d8672f62644fc565e 100644
--- a/Kernel/FileSystem/VirtualFileSystem.h
+++ b/Kernel/FileSystem/VirtualFileSystem.h
@@ -51,7 +51,7 @@ public:
         RefPtr<Custody> m_host_custody;
     };
 
-    [[gnu::pure]] static VFS& the();
+    static VFS& the();
 
     VFS();
     ~VFS();
diff --git a/Kernel/VM/MemoryManager.h b/Kernel/VM/MemoryManager.h
index b3d59338d61b1d63fd3de79948f825f46cab7755..002911baaebbc2e2f24bc6d6bf7a57919387e8ac 100644
--- a/Kernel/VM/MemoryManager.h
+++ b/Kernel/VM/MemoryManager.h
@@ -40,7 +40,7 @@ class MemoryManager {
     friend ByteBuffer procfs$memstat(InodeIdentifier);
 
 public:
-    [[gnu::pure]] static MemoryManager& the();
+    static MemoryManager& the();
 
     static void initialize();