diff --git a/_constraints b/_constraints
index e81bd89..231245e 100644
--- a/_constraints
+++ b/_constraints
@@ -1,6 +1,9 @@
 <?xml version="1.0"?>
 <constraints>
   <hardware>
+    <disk>
+      <size unit="G">8</size>
+    </disk>
     <memory>
       <size unit="G">8</size>
     </memory>
diff --git a/kicad.changes b/kicad.changes
index baf0c49..027df1f 100644
--- a/kicad.changes
+++ b/kicad.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Tue Feb 19 15:02:02 UTC 2019 - Stefan Brüns <stefan.bruens@rwth-aachen.de>
+
+- Revert broken change for symbol etc. library versions, there is nothing
+  disallowing recent packages.
+- Exclude PPC, not yet supported
+
+-------------------------------------------------------------------
+Tue Feb 19 09:02:41 UTC 2019 - Guillaume GARDET <guillaume.gardet@opensuse.org>
+
+- Set disk size constraint to avoid build failure seen on aarch64
+
 -------------------------------------------------------------------
 Wed Dec 12 08:50:24 UTC 2018 - davejplater@gmail.com
 
diff --git a/kicad.spec b/kicad.spec
index 04bd4d7..a9d2858 100644
--- a/kicad.spec
+++ b/kicad.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package kicad
 #
-# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -12,7 +12,7 @@
 # license that conforms to the Open Source Definition (Version 1.9)
 # published by the Open Source Initiative.
 
-# Please submit bugfixes or comments via http://bugs.opensuse.org/
+# Please submit bugfixes or comments via https://bugs.opensuse.org/
 #
 
 
@@ -74,15 +74,17 @@ Requires:       python-wxWidgets-3_0 >= 3
 # The help function gives an error without the doc package
 Requires:       %{name}-doc = %{version}
 # You cannot build a schematic without symbols
-Requires:       %{name}-symbols >= %{compatversion}
+Requires:       %{name}-symbols = %{compatversion}
 # You cannot create a pcb layout without footprints
-Requires:       %{name}-footprints >= %{compatversion}
+Requires:       %{name}-footprints = %{compatversion}
 # Kicad functions without these packages
 Recommends:     %{name}-library-install = %{version}
-Recommends:     %{name}-packages3D >= %{compatversion}
-Recommends:     %{name}-templates >= %{compatversion}
+Recommends:     %{name}-packages3D = %{compatversion}
+Recommends:     %{name}-templates = %{compatversion}
 Obsoletes:      kicad = 20140120
 Provides:       kicad = %{compatversion}
+# PPC is currently not supported, but there are pending patches for KiCad 5.1, recheck
+ExcludeArch:    %{ppc} ppc64le
 
 %description
 Kicad is an open source (GPL) software for the creation of electronic schematic