diff --git a/InstallAppdata.sh b/InstallAppdata.sh
index f2ad433..3a00a4d 100644
--- a/InstallAppdata.sh
+++ b/InstallAppdata.sh
@@ -40,9 +40,10 @@ while ([ "$1" = "-R" ]); do
       fi
       ;;
     yast2)
-      if appstream-util validate-relax --nonet "$6$YAST2/appdata.xml.gz" 2>&1 > /dev/null; then
+      # We do not validate an appdata.xml.gz in a yast2 repo: those are created by appstream-builder, and we can trust them
+      #if appstream-util validate-relax --nonet "$6$YAST2/appdata.xml.gz" 2>&1 > /dev/null; then
         appstream-util install-origin "$2" "$6$YAST2/appdata.xml.gz" "$6$YAST2/appdata-icons.tar.gz" 2>&1 > /dev/null
-      fi
+      #fi
       ;;
     *)
       echo "unknown repo type - Appstream data not considered"
diff --git a/libzypp-plugin-appdata.changes b/libzypp-plugin-appdata.changes
index cefd21e..4c6522e 100644
--- a/libzypp-plugin-appdata.changes
+++ b/libzypp-plugin-appdata.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Thu Apr 23 07:23:16 UTC 2015 - dimstar@opensuse.org
+
+- No need to validate appdata.xml.gz in a yast2 repo: those are
+  created by kiwi, which in turn spanws appstream-builder: we can
+  trust that it creates valid enough metadata.
+
 -------------------------------------------------------------------
 Tue Apr  7 11:42:52 UTC 2015 - dimstar@opensuse.org