diff --git a/Config.mk b/Config.mk
index 5db7ca5669..1392575b1c 100644
--- a/Config.mk
+++ b/Config.mk
@@ -253,7 +253,7 @@ QEMU_TRADITIONAL_URL ?= git://xenbits.xen.org/qemu-xen-traditional.git
 SEABIOS_UPSTREAM_URL ?= git://xenbits.xen.org/seabios.git
 MINIOS_UPSTREAM_URL ?= git://xenbits.xen.org/mini-os.git
 endif
-OVMF_UPSTREAM_REVISION ?= af9785a9ed61daea52b47f0bf448f1f228beee1e
+OVMF_UPSTREAM_REVISION ?= 52a99493cce88a9d4ec8a02d7f1bd1a1001ce60d
 QEMU_UPSTREAM_REVISION ?= master
 MINIOS_UPSTREAM_REVISION ?= 256035e01a1aa5739e34f245f3b1e9e8ee204210
 # Thu Jul 23 11:08:38 2015 +0100