diff --git a/cryptsetup.changes b/cryptsetup.changes
index cab100f..f90236b 100644
--- a/cryptsetup.changes
+++ b/cryptsetup.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Nov 20 18:41:11 CET 2012 - sbrabec@suse.cz
+
+- Verify GPG signature.
+
 -------------------------------------------------------------------
 Tue Sep 25 11:40:07 UTC 2012 - fcrozat@suse.com
 
diff --git a/cryptsetup.keyring b/cryptsetup.keyring
new file mode 100644
index 0000000..132c608
--- /dev/null
+++ b/cryptsetup.keyring
@@ -0,0 +1,56 @@
+pub   4096R/D93E98FC 2012-04-01 [expires: 2022-03-30]
+uid                  Milan Broz <gmazyland@gmail.com>
+sub   4096R/4BBD6F43 2012-04-01 [expires: 2022-03-30]
+
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v2.0.19 (GNU/Linux)
+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+=E79s
+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/cryptsetup.spec b/cryptsetup.spec
index 902cbe5..ebc537e 100644
--- a/cryptsetup.spec
+++ b/cryptsetup.spec
@@ -23,6 +23,7 @@ Name:           cryptsetup
 Url:            http://code.google.com/p/cryptsetup/
 BuildRequires:  device-mapper-devel
 BuildRequires:  e2fsprogs-devel
+BuildRequires:  gpg-offline
 BuildRequires:  libgcrypt-devel
 BuildRequires:  libselinux-devel
 BuildRequires:  libtool
@@ -41,6 +42,7 @@ Group:          System/Base
 Source:         http://cryptsetup.googlecode.com/files/cryptsetup-%{ver}.tar.bz2
 Source1:        http://cryptsetup.googlecode.com/files/cryptsetup-%{ver}.tar.bz2.asc
 Source2:        baselibs.conf
+Source3:        %{name}.keyring
 Source10:       hashalot-%haver.tar.bz2
 # git://gitorious.org/opensuse/boot_crypto.git
 Source20:       boot.crypto-%{bcver}.tar.bz2
@@ -101,6 +103,7 @@ includes support for automatically setting up encrypted volumes at boot
 time via the config file /etc/crypttab.
 
 %prep
+%gpg_verify %{S:1}
 %setup -n %name-%ver -q -b 10 -b 20
 #patch0 -p1
 pushd ../hashalot-%haver