diff --git a/userspace/libraries/LibInput/KeyboardLayout.cpp b/userspace/libraries/LibInput/KeyboardLayout.cpp
index cd1dd874..c0724c8b 100644
--- a/userspace/libraries/LibInput/KeyboardLayout.cpp
+++ b/userspace/libraries/LibInput/KeyboardLayout.cpp
@@ -77,7 +77,7 @@ namespace LibInput
 			key = Key::None;
 	}
 
-	KeyEvent KeyboardLayout::key_event_from_raw(RawKeyEvent event)
+	KeyEvent KeyboardLayout::key_event_from_raw(RawKeyEvent event) const
 	{
 		KeyEvent result;
 		result.modifier = event.modifier;
diff --git a/userspace/libraries/LibInput/include/LibInput/KeyboardLayout.h b/userspace/libraries/LibInput/include/LibInput/KeyboardLayout.h
index fb2e98a6..be0e143b 100644
--- a/userspace/libraries/LibInput/include/LibInput/KeyboardLayout.h
+++ b/userspace/libraries/LibInput/include/LibInput/KeyboardLayout.h
@@ -14,7 +14,7 @@ namespace LibInput
 		static BAN::ErrorOr<void> initialize();
 		static KeyboardLayout& get();
 
-		KeyEvent key_event_from_raw(RawKeyEvent);
+		KeyEvent key_event_from_raw(RawKeyEvent) const;
 		BAN::ErrorOr<void> load_from_file(BAN::StringView path);
 
 		BAN::Span<const Key> keymap_normal() const { return m_keycode_to_key_normal.span(); }