diff --git a/README.md b/README.md
index cf438605..85a7677d 100644
--- a/README.md
+++ b/README.md
@@ -38,10 +38,11 @@ Wine. All those differences are also documented on the
 Included bug fixes and improvements
 ===================================
 
-**Bugfixes and features included in the next upcoming release [11]:**
+**Bugfixes and features included in the next upcoming release [12]:**
 
 * Add implementation for CreateThreadpool ([Wine Bug #35192](https://bugs.winehq.org/show_bug.cgi?id=35192))
 * Add library override instead of closing winecfg when pressing ENTER over the combobox ([Wine Bug #12804](https://bugs.winehq.org/show_bug.cgi?id=12804))
+* Add performance library registry keys needed by MS SQL Server Management Studio Express 2008 R2 ([Wine Bug #33661](https://bugs.winehq.org/show_bug.cgi?id=33661))
 * Call DriverUnload function when unloading a device driver.
 * Fix arguments for OSMesaMakeCurrent when using 16 bit formats
 * Fix check for end_frame in RtlUnwindEx on x86_64. ([Wine Bug #34254](https://bugs.winehq.org/show_bug.cgi?id=34254))
diff --git a/debian/changelog b/debian/changelog
index 54ff63d2..a4e9661c 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -11,6 +11,7 @@ wine-staging (1.7.36) UNRELEASED; urgency=low
   * Added patch to fix arguments for OSMesaMakeCurrent when using 16 bit formats.
   * Added patch to add library override instead of closing winecfg when pressing ENTER over the combobox.
   * Added patchset for various improvements and cleanup of reg.exe.
+  * Added patch to add performance library registry keys needed by MS SQL Server Management Studio Express 2008 R2.
   * Removed patch to add additional tests for SLGetWindowsInformationDWORD (accepted upstream).
   * Removed patch to avoid filling KdHelp structure for usermode applications (accepted upstream).
  -- Sebastian Lackner <sebastian@fds-team.de>  Sun, 25 Jan 2015 05:58:36 +0100
diff --git a/patches/patchinstall.sh b/patches/patchinstall.sh
index 705d8676..33a0bc40 100755
--- a/patches/patchinstall.sh
+++ b/patches/patchinstall.sh
@@ -178,6 +178,7 @@ patch_enable_all ()
 	enable_user32_WndProc="$1"
 	enable_vcomp_Stub_Functions="$1"
 	enable_windowscodecs_TGA_Decoder="$1"
+	enable_wine.inf_Performance="$1"
 	enable_wineboot_HKEY_DYN_DATA="$1"
 	enable_winebuild_LinkerVersion="$1"
 	enable_winecfg_Libraries="$1"
@@ -559,6 +560,9 @@ patch_enable ()
 		windowscodecs-TGA_Decoder)
 			enable_windowscodecs_TGA_Decoder="$2"
 			;;
+		wine.inf-Performance)
+			enable_wine.inf_Performance="$2"
+			;;
 		wineboot-HKEY_DYN_DATA)
 			enable_wineboot_HKEY_DYN_DATA="$2"
 			;;
@@ -3037,6 +3041,21 @@ if test "$enable_windowscodecs_TGA_Decoder" -eq 1; then
 	) >> "$patchlist"
 fi
 
+# Patchset wine.inf-Performance
+# |
+# | This patchset fixes the following Wine bugs:
+# |   *	[#33661] Add performance library registry keys needed by MS SQL Server Management Studio Express 2008 R2
+# |
+# | Modified files:
+# |   *	loader/wine.inf.in
+# |
+if test "$enable_wine.inf_Performance" -eq 1; then
+	patch_apply wine.inf-Performance/0001-wine.inf-Add-registry-keys-for-Windows-Performance-L.patch
+	(
+		echo '+    { "Daniel Jelinski", "wine.inf: Add registry keys for Windows Performance Library.", 1 },';
+	) >> "$patchlist"
+fi
+
 # Patchset wineboot-HKEY_DYN_DATA
 # |
 # | This patchset fixes the following Wine bugs:
diff --git a/patches/wine.inf-Performance/0001-wine.inf-Add-registry-keys-for-Windows-Performance-L.patch b/patches/wine.inf-Performance/0001-wine.inf-Add-registry-keys-for-Windows-Performance-L.patch
new file mode 100644
index 00000000..6d0b11a6
--- /dev/null
+++ b/patches/wine.inf-Performance/0001-wine.inf-Add-registry-keys-for-Windows-Performance-L.patch
@@ -0,0 +1,27 @@
+From 94f11de5d7ea9594acdfb3d778d7abca7d2c3017 Mon Sep 17 00:00:00 2001
+From: Daniel Jelinski <djelinski1@gmail.com>
+Date: Sun, 8 Feb 2015 06:32:34 +0100
+Subject: wine.inf: Add registry keys for Windows Performance Library.
+
+---
+ loader/wine.inf.in | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/loader/wine.inf.in b/loader/wine.inf.in
+index a4548f2..d0548cb 100644
+--- a/loader/wine.inf.in
++++ b/loader/wine.inf.in
+@@ -484,6 +484,10 @@ HKLM,%CurrentVersionNT%\Image File Execution Options,,16
+ HKLM,%CurrentVersionNT%\Language Pack,,16
+ HKLM,%CurrentVersionNT%\NetworkCards,,16
+ HKLM,%CurrentVersionNT%\Perflib,,16
++HKLM,%CurrentVersionNT%\Perflib,Last Counter,0x10003,1846
++HKLM,%CurrentVersionNT%\Perflib,Last Help,0x10003,1847
++HKLM,%CurrentVersionNT%\Perflib\009,Counter,0x10002,1,1847,1846,End Marker
++HKLM,%CurrentVersionNT%\Perflib\009,Help,0x10002,1847,End Marker
+ HKLM,%CurrentVersionNT%\Ports,,16
+ HKLM,%CurrentVersionNT%\Print,,16
+ HKLM,%CurrentVersionNT%\ProfileList,,16
+-- 
+2.2.2
+
diff --git a/patches/wine.inf-Performance/definition b/patches/wine.inf-Performance/definition
new file mode 100644
index 00000000..f8663ea2
--- /dev/null
+++ b/patches/wine.inf-Performance/definition
@@ -0,0 +1 @@
+Fixes: [33661] Add performance library registry keys needed by MS SQL Server Management Studio Express 2008 R2