diff --git a/dlls/kernel/kernel32.spec b/dlls/kernel/kernel32.spec
index 935a22b2527..244ab3162ec 100644
--- a/dlls/kernel/kernel32.spec
+++ b/dlls/kernel/kernel32.spec
@@ -680,8 +680,8 @@
 @ stub RegisterConsoleOS2
 @ stdcall RegisterServiceProcess(long long)
 @ stub RegisterSysMsgHandler
-@ stub RegisterWaitForSingleObject
-@ stub RegisterWaitForSingleObjectEx
+@ stdcall RegisterWaitForSingleObject(ptr long ptr ptr long long)
+@ stdcall RegisterWaitForSingleObjectEx(long ptr ptr long long)
 @ stdcall ReinitializeCriticalSection(ptr)
 @ stdcall ReleaseMutex(long)
 @ stdcall ReleaseSemaphore(long long ptr)
@@ -831,6 +831,8 @@
 @ stdcall UnmapViewOfFile(ptr)
 @ stdcall UpdateResourceA(long str str long ptr long)
 @ stdcall UpdateResourceW(long wstr wstr long ptr long)
+@ stdcall UnregisterWait(long)
+@ stdcall UnregisterWaitEx(long long)
 @ stub ValidateLCType
 @ stub ValidateLocale
 @ stdcall VerLanguageNameA(long str long)
diff --git a/dlls/kernel/sync.c b/dlls/kernel/sync.c
index bda2839fe91..f1cfb130406 100644
--- a/dlls/kernel/sync.c
+++ b/dlls/kernel/sync.c
@@ -216,6 +216,48 @@ DWORD WINAPI WaitForMultipleObjectsEx16( DWORD count, const HANDLE *handles,
     return retval;
 }
 
+/***********************************************************************
+ *           RegisterWaitForSingleObject   (KERNEL32.@)
+ */
+BOOL WINAPI RegisterWaitForSingleObject(PHANDLE phNewWaitObject, HANDLE hObject,
+                WAITORTIMERCALLBACK Callback, PVOID Context,
+                ULONG dwMilliseconds, ULONG dwFlags)
+{
+    FIXME("%p %p %p %p %ld %ld\n",
+          phNewWaitObject,hObject,Callback,Context,dwMilliseconds,dwFlags);
+    return FALSE;
+}
+
+/***********************************************************************
+ *           RegisterWaitForSingleObjectEx   (KERNEL32.@)
+ */
+BOOL WINAPI RegisterWaitForSingleObjectEx( HANDLE hObject, 
+                WAITORTIMERCALLBACK Callback, PVOID Context,
+                ULONG dwMilliseconds, ULONG dwFlags ) 
+{
+    FIXME("%p %p %p %ld %ld\n",
+          hObject,Callback,Context,dwMilliseconds,dwFlags);
+    return FALSE;
+}
+
+/***********************************************************************
+ *           UnregisterWait   (KERNEL32.@)
+ */
+BOOL WINAPI UnregisterWait( HANDLE WaitHandle ) 
+{
+    FIXME("%p\n",WaitHandle);
+    return FALSE;
+}
+
+/***********************************************************************
+ *           UnregisterWaitEx   (KERNEL32.@)
+ */
+BOOL WINAPI UnregisterWaitEx( HANDLE WaitHandle, HANDLE CompletionEvent ) 
+{
+    FIXME("%p %p\n",WaitHandle, CompletionEvent);
+    return FALSE;
+}
+
 /***********************************************************************
  *           InitializeCriticalSection   (KERNEL32.@)
  *