diff --git a/src/SDL2.cs b/src/SDL2.cs
index d81a4bd..b165b04 100644
--- a/src/SDL2.cs
+++ b/src/SDL2.cs
@@ -733,6 +733,32 @@ namespace SDL2
 		public const string SDL_HINT_RENDER_LINE_METHOD =
 			"SDL_RENDER_LINE_METHOD";
 
+		/* Only available in 2.0.22 or higher. */
+		public const string SDL_HINT_FORCE_RAISEWINDOW =
+			"SDL_HINT_FORCE_RAISEWINDOW";
+		public const string SDL_HINT_IME_SUPPORT_EXTENDED_TEXT =
+			"SDL_IME_SUPPORT_EXTENDED_TEXT";
+		public const string SDL_HINT_JOYSTICK_GAMECUBE_RUMBLE_BRAKE =
+			"SDL_JOYSTICK_GAMECUBE_RUMBLE_BRAKE";
+		public const string SDL_HINT_JOYSTICK_ROG_CHAKRAM =
+			"SDL_JOYSTICK_ROG_CHAKRAM";
+		public const string SDL_HINT_MOUSE_RELATIVE_MODE_CENTER =
+			"SDL_MOUSE_RELATIVE_MODE_CENTER";
+		public const string SDL_HINT_MOUSE_AUTO_CAPTURE =
+			"SDL_MOUSE_AUTO_CAPTURE";
+		public const string SDL_HINT_VITA_TOUCH_MOUSE_DEVICE =
+			"SDL_HINT_VITA_TOUCH_MOUSE_DEVICE";
+		public const string SDL_HINT_VIDEO_WAYLAND_PREFER_LIBDECOR =
+			"SDL_VIDEO_WAYLAND_PREFER_LIBDECOR";
+		public const string SDL_HINT_VIDEO_FOREIGN_WINDOW_OPENGL =
+			"SDL_VIDEO_FOREIGN_WINDOW_OPENGL";
+		public const string SDL_HINT_VIDEO_FOREIGN_WINDOW_VULKAN =
+			"SDL_VIDEO_FOREIGN_WINDOW_VULKAN";
+		public const string SDL_HINT_X11_WINDOW_TYPE =
+			"SDL_X11_WINDOW_TYPE";
+		public const string SDL_HINT_QUIT_ON_LAST_WINDOW_CLOSE =
+			"SDL_QUIT_ON_LAST_WINDOW_CLOSE";
+
 		public enum SDL_HintPriority
 		{
 			SDL_HINT_DEFAULT,
@@ -1306,7 +1332,7 @@ namespace SDL2
 		 */
 		public const int SDL_MAJOR_VERSION =	2;
 		public const int SDL_MINOR_VERSION =	0;
-		public const int SDL_PATCHLEVEL =	18;
+		public const int SDL_PATCHLEVEL =	22;
 
 		public static readonly int SDL_COMPILEDVERSION = SDL_VERSIONNUM(
 			SDL_MAJOR_VERSION,
@@ -4746,6 +4772,7 @@ namespace SDL2
 			SDL_TEXTEDITING,
 			SDL_TEXTINPUT,
 			SDL_KEYMAPCHANGED,
+			SDL_TEXTEDITING_EXT,
 
 			/* Mouse events */
 			SDL_MOUSEMOTION = 		0x400,
@@ -4900,6 +4927,17 @@ namespace SDL2
 			public Int32 length;
 		}
 
+		[StructLayout(LayoutKind.Sequential)]
+		public unsafe struct SDL_TextEditingExtEvent
+		{
+			public SDL_EventType type;
+			public UInt32 timestamp;
+			public UInt32 windowID;
+			public IntPtr text; /* char*, free with SDL_free */
+			public Int32 start;
+			public Int32 length;
+		}
+
 		[StructLayout(LayoutKind.Sequential)]
 		public unsafe struct SDL_TextInputEvent
 		{
@@ -5244,6 +5282,8 @@ namespace SDL2
 			[FieldOffset(0)]
 			public SDL_TextEditingEvent edit;
 			[FieldOffset(0)]
+			public SDL_TextEditingExtEvent editExt;
+			[FieldOffset(0)]
 			public SDL_TextInputEvent text;
 			[FieldOffset(0)]
 			public SDL_MouseMotionEvent motion;
@@ -6119,6 +6159,12 @@ namespace SDL2
 		[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
 		public static extern void SDL_StopTextInput();
 
+		[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
+		public static extern void SDL_ClearComposition();
+
+		[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
+		public static extern SDL_bool SDL_IsTextInputShown();
+
 		/* Set the rectangle used for text input, hint for IME */
 		[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
 		public static extern void SDL_SetTextInputRect(ref SDL_Rect rect);
@@ -8502,6 +8548,8 @@ namespace SDL2
 			public IntPtr egl_window; // Refers to an egl_window*, requires >= 2.0.16
 			public IntPtr xdg_surface; // Refers to an xdg_surface*, requires >= 2.0.16
 			public IntPtr xdg_toplevel; // Referes to an xdg_toplevel*, requires >= 2.0.18
+			public IntPtr xdg_popup;
+			public IntPtr xdg_positioner;
 		}
 
 		[StructLayout(LayoutKind.Sequential)]