diff --git a/mkstage4.sh b/mkstage4.sh
index dfc2918..e2cf6fb 100755
--- a/mkstage4.sh
+++ b/mkstage4.sh
@@ -241,10 +241,10 @@ fi
 COMP_OPTIONS=("${COMPRESS_AVAILABLE[$COMPRESS_TYPE]}")
 # This currently breaks the command, and is temporarily disables, see:
 # https://github.com/TheChymera/mkstage4/issues/46
-#if [[ "${COMPRESS_AVAILABLE[$COMPRESS_TYPE]}" == *"/xz" ]]
-#then
-#	COMP_OPTIONS+=("-T0")
-#fi
+if [[ "${COMPRESS_AVAILABLE[$COMPRESS_TYPE]}" == *"/xz" ]]
+then
+	COMP_OPTIONS+=( "-T0" )
+fi
 
 # Generic tar options:
 TAR_OPTIONS=(
@@ -252,7 +252,7 @@ TAR_OPTIONS=(
 	--ignore-failed-read
 	"--xattrs-include='*.*'"
 	--numeric-owner
-	"--use-compress-prog=\"${COMP_OPTIONS[*]}\""
+	"--use-compress-prog=${COMP_OPTIONS[*]}"
 	)
 
 # if not in quiet mode, this message will be displayed: