diff --git a/.gitignore b/.gitignore
index f004030..9dbf5fd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -48,3 +48,5 @@
 /ldb-2.0.7.tar.gz
 /ldb-2.0.8.tar.gz
 /ldb-2.1.0.tar.gz
+/ldb.keyring
+/ldb-2.1.0.tar.asc
diff --git a/libldb.spec b/libldb.spec
index 192cca4..1a686d2 100644
--- a/libldb.spec
+++ b/libldb.spec
@@ -22,7 +22,10 @@ Requires: libtdb%{?_isa} >= %{tdb_version}
 Requires: libtevent%{?_isa} >= %{tevent_version}
 License: LGPLv3+
 URL: http://ldb.samba.org/
-Source: http://samba.org/ftp/ldb/ldb-%{version}.tar.gz
+Source0: http://samba.org/ftp/ldb/ldb-%{version}.tar.gz
+Source1: http://samba.org/ftp/ldb/ldb-%{version}.tar.asc
+# gpg2 --no-default-keyring --keyring ./ldb.keyring --recv-keys 9147A339719518EE9011BCB54793916113084025
+Source2: ldb.keyring
 
 # Patches
 Patch0001: 0001-PATCH-wafsamba-Fix-few-SyntaxWarnings-caused-by-regu.patch
@@ -46,6 +49,7 @@ BuildRequires: python3-tevent
 BuildRequires: doxygen
 BuildRequires: openldap-devel
 BuildRequires: libcmocka-devel
+BuildRequires: gnupg2
 
 Provides: bundled(libreplace)
 Obsoletes: python2-ldb < 2.0.5-1
@@ -110,6 +114,7 @@ Development files for the Python bindings for the LDB library
 %autosetup -n ldb-%{version} -p1
 
 %build
+zcat %{SOURCE0} | gpgv2 --quiet --keyring %{SOURCE2} %{SOURCE1} -
 
 # workaround for https://bugzilla.redhat.com/show_bug.cgi?id=1217376
 export python_LDFLAGS=""
diff --git a/sources b/sources
index ac244a0..e82e1b7 100644
--- a/sources
+++ b/sources
@@ -1 +1,3 @@
+SHA512 (ldb.keyring) = dab8c56fad6555885ee05f26f1e6da8d4c95c0cd7bdba114422b31d33b95ce46e763946a4be17c651e2626c0511f087bc223773f74b4d43ffc3010528b270093
+SHA512 (ldb-2.1.0.tar.asc) = c73651878bdccaa15598e38a0c7d2720c9eb4595ff6745b6eda15319af12ccc3fd7dbab3c9fbf171df24a560b57c018ea4d227356d9602787a6aa6c52df37768
 SHA512 (ldb-2.1.0.tar.gz) = 71edd60206f7f59f3721140a55dbb66cf3755cd87df7228928e89f65137f26aa29f8b7c4898f1cde498045a60bdede24e7c83224d6e561d5b9aead72159cf63a