diff --git a/.gitignore b/.gitignore
index b2c10f0..e3dd68c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,4 @@ microcode-20100826.dat
 /intel-microcode2ucode.c
 /microcode-20110915.dat
 /microcode-20111110.dat
+/amd-ucode-2012-01-17.tar
diff --git a/microcode_ctl.spec b/microcode_ctl.spec
index a9a064d..6eecbaa 100644
--- a/microcode_ctl.spec
+++ b/microcode_ctl.spec
@@ -1,7 +1,7 @@
 Summary:        Tool to update x86/x86-64 CPU microcode.
 Name:           microcode_ctl
 Version:        1.17
-Release:        22%{?dist}
+Release:        23%{?dist}
 Epoch:          1
 Group:          System Environment/Base
 License:        GPLv2+ and Redistributable, no modification permitted
@@ -12,7 +12,7 @@ Source1:        microcode_ctl.rules
 # http://downloadcenter.intel.com (just search for microcode)
 Source2:        microcode-20111110.dat
 # http://www.amd64.org/support/microcode.html
-Source3:        amd-ucode-2011-01-11.tar
+Source3:        amd-ucode-2012-01-17.tar
 # Tool for splitting Intel's microcode file
 Source4:        intel-microcode2ucode.c
 Buildroot:      %{_tmppath}/%{name}-%{version}-root
@@ -85,6 +85,9 @@ exit 0
 
 
 %changelog
+* Tue Feb 07 2012 Anton Arapov <anton@redhat.com> 1.17-23
+- Update to amd-ucode-2012-01-17.tar
+
 * Fri Jan 13 2012 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1:1.17-22
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_17_Mass_Rebuild
 
diff --git a/sources b/sources
index 29ba10e..4a08411 100644
--- a/sources
+++ b/sources
@@ -1,4 +1,4 @@
-aa9ed7a490f37e0d250ca46d0f31682b  amd-ucode-2011-01-11.tar
+c0eabb7e25e1f9045b7dd5ceabfddd09  amd-ucode-2012-01-17.tar
 a0ed9124a72b31cbb1b307ae4e9c0022  microcode-20111110.dat
 98a7f06acef8459c8ef2a1b0fb86a99e  microcode_ctl-1.17.tar.gz
 0efc5f6c74a4d7e61ca22683c93c98cf  intel-microcode2ucode.c