diff --git a/breeze-gtk-5.13.90.tar.xz.sig b/breeze-gtk-5.13.90.tar.xz.sig
new file mode 100644
index 0000000..52a579a
--- /dev/null
+++ b/breeze-gtk-5.13.90.tar.xz.sig
@@ -0,0 +1,11 @@
+-----BEGIN PGP SIGNATURE-----
+
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diff --git a/breeze-gtk.changes b/breeze-gtk.changes
index 9f17ab3..8730dcd 100644
--- a/breeze-gtk.changes
+++ b/breeze-gtk.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sat Sep 15 16:25:26 UTC 2018 - fabian@ritter-vogt.de
+
+- Add tarball signature and keyring containing keys of release managers
+  Jonathan Riddell and Bhushan Shah
+
 -------------------------------------------------------------------
 Thu Sep 13 17:24:58 UTC 2018 - fabian@ritter-vogt.de
 
diff --git a/breeze-gtk.spec b/breeze-gtk.spec
index 6163187..689c068 100644
--- a/breeze-gtk.spec
+++ b/breeze-gtk.spec
@@ -25,6 +25,10 @@ License:        LGPL-2.1
 Group:          System/GUI/KDE
 Url:            https://projects.kde.org/breeze-gtk
 Source:         http://download.kde.org/unstable/plasma/%{version}/breeze-gtk-%{version}.tar.xz
+%if %{with lang}
+Source1:        http://download.kde.org/unstable/plasma/%{version}/breeze-gtk-%{version}.tar.xz.sig
+Source2:        plasma.keyring
+%endif
 # PATCH-FIX-OPENSUSE update_from_BreezeGTK.patch boo#994832 -- update user's config from the old BreezyGTK theme
 Patch:         update_from_BreezeGTK.patch
 BuildRequires:  cmake >= 2.8.12
diff --git a/plasma.keyring b/plasma.keyring
new file mode 100644
index 0000000..5e9faf8
Binary files /dev/null and b/plasma.keyring differ