diff --git a/dlls/kernel32/kernel32.spec b/dlls/kernel32/kernel32.spec
index 23bd0b4c6da..e3580752948 100644
--- a/dlls/kernel32/kernel32.spec
+++ b/dlls/kernel32/kernel32.spec
@@ -1175,7 +1175,7 @@
 @ stdcall QueryThreadCycleTime(long ptr)
 # @ stub QueryThreadProfiling
 # @ stub QueryThreadpoolStackInformation
-# @ stub -arch=x86_64 QueryUmsThreadInformation
+@ stdcall -arch=x86_64 QueryUmsThreadInformation(ptr long ptr long ptr)
 @ stdcall QueryUnbiasedInterruptTime(ptr)
 @ stub QueryWin31IniFilesMappedToRegistry
 @ stdcall QueueUserAPC(ptr long long)
diff --git a/dlls/kernel32/process.c b/dlls/kernel32/process.c
index 17300833b28..b26fb931c63 100644
--- a/dlls/kernel32/process.c
+++ b/dlls/kernel32/process.c
@@ -4332,6 +4332,17 @@ BOOL WINAPI GetUmsCompletionListEvent(PUMS_COMPLETION_LIST list, HANDLE *event)
     return FALSE;
 }
 
+/***********************************************************************
+ *           QueryUmsThreadInformation   (KERNEL32.@)
+ */
+BOOL WINAPI QueryUmsThreadInformation(PUMS_CONTEXT ctx, UMS_THREAD_INFO_CLASS class,
+                                       void *buf, ULONG length, ULONG *ret_length)
+{
+    FIXME( "%p,%08x,%p,%08x,%p: stub\n", ctx, class, buf, length, ret_length );
+    SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
+    return FALSE;
+}
+
 /**********************************************************************
  *           BaseFlushAppcompatCache     (KERNEL32.@)
  */
diff --git a/include/winbase.h b/include/winbase.h
index a752d69d24f..cff15b03778 100644
--- a/include/winbase.h
+++ b/include/winbase.h
@@ -2488,6 +2488,7 @@ WINBASEAPI BOOL        WINAPI QueryMemoryResourceNotification(HANDLE,PBOOL);
 WINBASEAPI BOOL        WINAPI QueryPerformanceCounter(LARGE_INTEGER*);
 WINBASEAPI BOOL        WINAPI QueryPerformanceFrequency(LARGE_INTEGER*);
 WINBASEAPI BOOL        WINAPI QueryThreadCycleTime(HANDLE,PULONG64);
+WINBASEAPI BOOL        WINAPI QueryUmsThreadInformation(PUMS_CONTEXT,UMS_THREAD_INFO_CLASS,PVOID,ULONG,PULONG);
 WINBASEAPI DWORD       WINAPI QueueUserAPC(PAPCFUNC,HANDLE,ULONG_PTR);
 WINBASEAPI BOOL        WINAPI QueueUserWorkItem(LPTHREAD_START_ROUTINE,PVOID,ULONG);
 WINBASEAPI void        WINAPI RaiseException(DWORD,DWORD,DWORD,const ULONG_PTR *);