diff --git a/patches/Makefile b/patches/Makefile
index 0158e49f..2c917cf4 100644
--- a/patches/Makefile
+++ b/patches/Makefile
@@ -1012,7 +1012,7 @@ ntoskrnl-Irp_Status.ok:
 # |   *	[#36822] FairplayKD.sys needs KeSetSystemAffinityThread
 # |
 # | Modified files:
-# |   *	dlls/ntoskrnl.exe/ntoskrnl.c
+# |   *	dlls/ntoskrnl.exe/ntoskrnl.c, dlls/ntoskrnl.exe/ntoskrnl.exe.spec
 # |
 .INTERMEDIATE: ntoskrnl-KeSetSystemAffinityThread.ok
 ntoskrnl-KeSetSystemAffinityThread.ok:
diff --git a/patches/ntoskrnl-KeSetSystemAffinityThread/0001-ntoskrnl-Add-stub-for-KeSetSystemAffinityThread.patch b/patches/ntoskrnl-KeSetSystemAffinityThread/0001-ntoskrnl-Add-stub-for-KeSetSystemAffinityThread.patch
index 929ff3fe..a1fb52b3 100644
--- a/patches/ntoskrnl-KeSetSystemAffinityThread/0001-ntoskrnl-Add-stub-for-KeSetSystemAffinityThread.patch
+++ b/patches/ntoskrnl-KeSetSystemAffinityThread/0001-ntoskrnl-Add-stub-for-KeSetSystemAffinityThread.patch
@@ -1,11 +1,12 @@
-From 94fa0ba88100e99d7c3b90b7b17d225e5e519fea Mon Sep 17 00:00:00 2001
+From 85771b3079ab71a2e4e4a81e7ed3e1f6f63e93ef Mon Sep 17 00:00:00 2001
 From: =?UTF-8?q?Michael=20M=C3=BCller?= <michael@fds-team.de>
 Date: Wed, 5 Nov 2014 05:06:06 +0100
 Subject: ntoskrnl: Add stub for KeSetSystemAffinityThread.
 
 ---
- dlls/ntoskrnl.exe/ntoskrnl.c | 9 +++++++++
- 1 file changed, 9 insertions(+)
+ dlls/ntoskrnl.exe/ntoskrnl.c        | 9 +++++++++
+ dlls/ntoskrnl.exe/ntoskrnl.exe.spec | 2 +-
+ 2 files changed, 10 insertions(+), 1 deletion(-)
 
 diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
 index a31b186..8d3e3c6 100644
@@ -27,6 +28,19 @@ index a31b186..8d3e3c6 100644
   *           KeWaitForSingleObject   (NTOSKRNL.EXE.@)
   */
  NTSTATUS WINAPI KeWaitForSingleObject(PVOID Object,
+diff --git a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
+index 4ead907..356c3a3 100644
+--- a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
++++ b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
+@@ -614,7 +614,7 @@
+ @ stub KeSetKernelStackSwapEnable
+ @ stdcall KeSetPriorityThread(ptr long)
+ @ stub KeSetProfileIrql
+-@ stub KeSetSystemAffinityThread
++@ stdcall KeSetSystemAffinityThread(long)
+ @ stub KeSetTargetProcessorDpc
+ @ stub KeSetTimeIncrement
+ @ stub KeSetTimer
 -- 
 1.9.1