diff --git a/Rakefile b/Rakefile
index 927a3224..42d8fb76 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,5 +1,10 @@
 require "yast/rake"
 
+# do nothing in osc:build as it can be builds exclusivelly on s390
+if `uname --machine` !~ /s390/
+  Rake::Task["osc:build"].clear_actions
+end
+
 Yast::Tasks.configuration do |conf|
   #lets ignore license check for now
   conf.skip_license_check << /.*/