diff --git a/.gitignore b/.gitignore
index 4d08219..c353488 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,3 +38,4 @@ microcode-20100826.dat
 /microcode_ctl-2.1-15.tar.xz
 /microcode_ctl-2.1-16.tar.xz
 /microcode_ctl-2.1-17.tar.xz
+/microcode_ctl-2.1-18.tar.xz
diff --git a/microcode_ctl.spec b/microcode_ctl.spec
index 1f8b5c8..8d3346b 100644
--- a/microcode_ctl.spec
+++ b/microcode_ctl.spec
@@ -1,10 +1,10 @@
-%define upstream_version 2.1-17
+%define upstream_version 2.1-18
 %global debug_package %{nil}
 
 Summary:        Tool to transform and deploy CPU microcode update for x86
 Name:           microcode_ctl
 Version:        2.1
-Release:        23%{?dist}
+Release:        24%{?dist}
 Epoch:          2
 License:        GPLv2+ and Redistributable, no modification permitted
 URL:            https://pagure.io/microcode_ctl
@@ -34,6 +34,9 @@ make DESTDIR=%{buildroot} PREFIX=%{_prefix} INSDIR=/usr/sbin install clean
 
 
 %changelog
+* Mon Jul 09 2018 Anton Arapov <aarapov@redhat.com> 2:2.1-24
+- Update to upstream 2.1-18. 20180703
+
 * Wed May 16 2018 Anton Arapov <aarapov@redhat.com> 2:2.1-23
 - Update to upstream 2.1-17. 20180425
 
diff --git a/sources b/sources
index 393e9b3..b0f45ca 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (microcode_ctl-2.1-17.tar.xz) = e408dd775ebd9bb8bdda0de045181336a76d3aa903d48d1f61509e8fc0f212a8c71c9f9668c2c991b5e7bce955591ebd3518e4156eedcc17c2d7f3822d32d94e
+SHA512 (microcode_ctl-2.1-18.tar.xz) = dfca4b94afab90312b431e56539ef20932230f19bb17a40141bc23988f2eb39481e4ac74797a94ddb8db6fdd235fb4c790c8bf640651e503f5549fb6690df960