diff --git a/reactos/win32ss/user/user32/windows/defwnd.c b/reactos/win32ss/user/user32/windows/defwnd.c
index d57326c2d73..4993da3ae20 100644
--- a/reactos/win32ss/user/user32/windows/defwnd.c
+++ b/reactos/win32ss/user/user32/windows/defwnd.c
@@ -1505,6 +1505,7 @@ RealDefWindowProcA(HWND hWnd,
         case WM_IME_ENDCOMPOSITION:
         case WM_IME_SELECT:
         case WM_IME_NOTIFY:
+        case WM_IME_CONTROL:
         {
             HWND hwndIME;
 
@@ -1666,6 +1667,7 @@ RealDefWindowProcW(HWND hWnd,
         case WM_IME_ENDCOMPOSITION:
         case WM_IME_SELECT:
         case WM_IME_NOTIFY:
+        case WM_IME_CONTROL:
         {
             HWND hwndIME;