diff --git a/reactos/base/applications/kbswitch/kbsdll/kbsdll.c b/reactos/base/applications/kbswitch/kbsdll/kbsdll.c
index 7933fcd0a45..e533ecb96f4 100644
--- a/reactos/base/applications/kbswitch/kbsdll/kbsdll.c
+++ b/reactos/base/applications/kbswitch/kbsdll/kbsdll.c
@@ -88,8 +88,8 @@ WinHookProc(int code, WPARAM wParam, LPARAM lParam)
     return CallNextHookEx(hWinHook, code, wParam, lParam);
 }
 
-BOOL
-KbSwitchSetHooks()
+BOOL WINAPI
+KbSwitchSetHooks(VOID)
 {
     hKeyboardHook = SetWindowsHookEx(WH_KEYBOARD, KeyboardHookProc, hInstance, 0);
     hLangHook = SetWindowsHookEx(WH_GETMESSAGE, LangHookProc, hInstance, 0);
@@ -101,8 +101,8 @@ KbSwitchSetHooks()
         return FALSE;
 }
 
-VOID
-KbSwitchDeleteHooks()
+VOID WINAPI
+KbSwitchDeleteHooks(VOID)
 {
     if (hKeyboardHook) UnhookWindowsHookEx(hKeyboardHook);
     if (hLangHook) UnhookWindowsHookEx(hLangHook);
diff --git a/reactos/base/applications/kbswitch/kbsdll/kbsdll.def b/reactos/base/applications/kbswitch/kbsdll/kbsdll.def
deleted file mode 100644
index 99e8f342753..00000000000
--- a/reactos/base/applications/kbswitch/kbsdll/kbsdll.def
+++ /dev/null
@@ -1,7 +0,0 @@
-LIBRARY kbsdll.dll
-
-EXPORTS
-KbSwitchSetHooks
-KbSwitchDeleteHooks
-
-; EOF
diff --git a/reactos/base/applications/kbswitch/kbsdll/kbsdll.rbuild b/reactos/base/applications/kbswitch/kbsdll/kbsdll.rbuild
index 4e0bd705ae8..c84b3edc5aa 100644
--- a/reactos/base/applications/kbswitch/kbsdll/kbsdll.rbuild
+++ b/reactos/base/applications/kbswitch/kbsdll/kbsdll.rbuild
@@ -1,15 +1,15 @@
 <?xml version="1.0"?>
 <!DOCTYPE module SYSTEM "../../../../tools/rbuild/project.dtd">
 <module name="kbsdll" type="win32dll" baseaddress="0x74720000" installbase="system32" installname="kbsdll.dll" unicode="yes">
-	<importlibrary definition="kbsdll.def" />
+	<importlibrary definition="kbsdll.spec.def" />
 	<include base="kbsdll">.</include>
 	<define name="_WIN32_IE">0x0500</define>
 	<define name="_WIN32_WINNT">0x0600</define>
 	<define name="WINVER">0x0600</define>
-	<library>ntdll</library>
 	<library>kernel32</library>
 	<library>user32</library>
 	<library>comctl32</library>
 	<file>kbsdll.c</file>
 	<file>kbsdll.rc</file>
+	<file>kbsdll.spec</file>
 </module>
diff --git a/reactos/base/applications/kbswitch/kbsdll/kbsdll.spec b/reactos/base/applications/kbswitch/kbsdll/kbsdll.spec
new file mode 100644
index 00000000000..46a5a52f32a
--- /dev/null
+++ b/reactos/base/applications/kbswitch/kbsdll/kbsdll.spec
@@ -0,0 +1,2 @@
+@ stdcall KbSwitchSetHooks()
+@ stdcall KbSwitchDeleteHooks()