diff --git a/tools/mkpkg/mkpkg_couchpotato b/tools/mkpkg/mkpkg_couchpotato
index affee0f4c5..27943ba1c8 100755
--- a/tools/mkpkg/mkpkg_couchpotato
+++ b/tools/mkpkg/mkpkg_couchpotato
@@ -37,7 +37,7 @@ echo "cleaning sources..."
   rm -rf CouchPotato-$GIT_REV/.git
 
 echo "packing sources..."
-  tar cvjf CouchPotato-$GIT_REV.tar.bz2 CouchPotato-$GIT_REV
+  tar cvJf CouchPotato-$GIT_REV.tar.xz CouchPotato-$GIT_REV
 
 echo "remove temporary sourcedir..."
   rm -rf CouchPotato-$GIT_REV