diff --git a/.gitignore b/.gitignore
index e11a0d2..00423a5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,9 +8,9 @@ SOURCES/spice-qxl-wddm-dod-0.20-1.el8.src.rpm
 SOURCES/spice-vdagent-win-0.10.0-5.el8.src.rpm
 SOURCES/spice-vdagent-win-x64-0.10.0-5.el8.noarch.rpm
 SOURCES/spice-vdagent-win-x86-0.10.0-5.el8.noarch.rpm
-SOURCES/virtio-win-1.9.14-bin-for-rpm.tar.gz
+SOURCES/virtio-win-1.9.15-bin-for-rpm.tar.gz
 SOURCES/virtio-win-gt-x64.msi
 SOURCES/virtio-win-gt-x86.msi
 SOURCES/virtio-win-guest-tools.exe
-SOURCES/virtio-win-installer-1.9.14-2-sources.zip
-SOURCES/virtio-win-prewhql-0.1-189-sources.zip
+SOURCES/virtio-win-installer-1.9.15-1-sources.zip
+SOURCES/virtio-win-prewhql-0.1-191-sources.zip
diff --git a/.virtio-win.metadata b/.virtio-win.metadata
index b0b2216..8e5730b 100644
--- a/.virtio-win.metadata
+++ b/.virtio-win.metadata
@@ -1,6 +1,6 @@
 bc42f2bbe07f9c0875b548412e0b442f1013018f SOURCES/mingw-qemu-ga-win-101.2.0-1.el7ev.src.rpm
-cd47e4c08d8a3dd0722847f9bb2d69f7dce682b2 SOURCES/ovirt-guest-agent-x64.msi
-88871bcbfe54ec8b2adb47586c3b41581bbf74c6 SOURCES/ovirt-guest-agent-x86.msi
+f4320191d4e90ecd4cc9501b3fbdffc950a459c1 SOURCES/ovirt-guest-agent-x64.msi
+0c9ed8ccf9309cfce3763081112cb409ab24c92f SOURCES/ovirt-guest-agent-x86.msi
 88a74863da6e7e7e887a668476409002f8838cfe SOURCES/qemu-ga-win-101.2.0-1.el7ev.noarch.rpm
 1cb09750a3a1965a147889f5db3ec7b8feb005b8 SOURCES/qxl-win-unsigned-0.1-24-sources.zip
 1f8c348bfb8d3336cb265c947ecfa8d48275c48c SOURCES/spice-qxl-wddm-dod-0.20-1.el8.noarch.rpm
@@ -8,9 +8,9 @@ cd47e4c08d8a3dd0722847f9bb2d69f7dce682b2 SOURCES/ovirt-guest-agent-x64.msi
 085728c7db3503db1f7c8f1d264ca45b365d6837 SOURCES/spice-vdagent-win-0.10.0-5.el8.src.rpm
 fb35d3c12b9069133e651f54c35ae6ee68537959 SOURCES/spice-vdagent-win-x64-0.10.0-5.el8.noarch.rpm
 2d4bd6f8fb1b306f4d49a5a990e2da9c5f5baeac SOURCES/spice-vdagent-win-x86-0.10.0-5.el8.noarch.rpm
-95c231eb2c0a3a3bca0c09a1904fcab00e0053e5 SOURCES/virtio-win-1.9.14-bin-for-rpm.tar.gz
-37faeef509aea057b6235c9a0b6402fc41add078 SOURCES/virtio-win-gt-x64.msi
-d65836b1485a3d3bf84cdc7ef6d654cae7590b92 SOURCES/virtio-win-gt-x86.msi
-1434038b25c52943f83f7695d04b1f3a77e20015 SOURCES/virtio-win-guest-tools.exe
-e9f1da409225c1600fa7a6cfa891c31f9eb3d90a SOURCES/virtio-win-installer-1.9.14-2-sources.zip
-8bb1f8581041a77a6c6bbb0a096264d079cec175 SOURCES/virtio-win-prewhql-0.1-189-sources.zip
+374dc04dceb2799e39e68dcb2c8963a715b73a67 SOURCES/virtio-win-1.9.15-bin-for-rpm.tar.gz
+a921e77995f6cd12534dfb6de0f8e6ccb50771fc SOURCES/virtio-win-gt-x64.msi
+3d1da4dae7d4e7f6ef397470e1ac1f720ddbf7c1 SOURCES/virtio-win-gt-x86.msi
+ec4d5e4a99882f5773c35d5395faacfb6ef135e9 SOURCES/virtio-win-guest-tools.exe
+a13530c19562f9f20bde10bec21ec693bf75eb1b SOURCES/virtio-win-installer-1.9.15-1-sources.zip
+7f80af9cdcae2c75314a6eb3063170aeba92715d SOURCES/virtio-win-prewhql-0.1-191-sources.zip
diff --git a/SPECS/virtio-win.spec b/SPECS/virtio-win.spec
index 1b0d311..1c3f31b 100644
--- a/SPECS/virtio-win.spec
+++ b/SPECS/virtio-win.spec
@@ -8,18 +8,18 @@
 # If you make any changes to this file that affect the RPM content (but not
 # version numbers or changelogs, etc), submit a patch to the upstream spec.
 
-%global virtio_win_prewhql_build virtio-win-prewhql-0.1-189
+%global virtio_win_prewhql_build virtio-win-prewhql-0.1-191
 %global qemu_ga_win_build qemu-ga-win-101.2.0-1.el7ev
 %global qxl_build qxl-win-unsigned-0.1-24
 %global spice_vdagent_build 0.10.0-5.el8
 %global qxlwddm_build spice-qxl-wddm-dod-0.20-1.el8
 
-%global windows_installer_version -1.9.14-2
+%global windows_installer_version -1.9.15-1
 
 Summary: VirtIO para-virtualized drivers for Windows(R)
 Name: virtio-win
-Version: 1.9.14
-Release: 4%{?dist}
+Version: 1.9.15
+Release: 0%{?dist}
 Group: Applications/System
 URL: http://www.redhat.com/
 BuildArch: noarch
@@ -281,6 +281,11 @@ add_link _servers_amd64.vfd
 %endif
 
 %changelog
+* Tue Jan 5 2021 Vadim Rozenfeld <vrozenfe@redhat.com> - 1.9.15-0.el8
+- Update to build 191 
+- Update installer 1.9.15.1 with the latest agents and drivers
+- Resolves: rhbz#1911903
+
 * Fri Sep 25 2020 Vadim Rozenfeld <vrozenfe@redhat.com> - 1.9.14-4.el8
 - Update installer 1.9.14.2 with the latest agents
 - Resolves: rhbz#1746667