=== modified file 'Makefile'
--- Makefile	2014-07-02 12:11:20 +0000
+++ Makefile	2014-07-02 12:10:12 +0000
@@ -17,7 +17,7 @@
 
 raw/.bzr/checkout/dirstate: .bzr/branch/last-revision
 	set -x; \
-	test -d raw || bzr co --lightweight . raw; && \
+	[[ test -d raw ]] || bzr co --lightweight . raw; && \
 	cd raw && bzr revert && bzr pull --overwrite .. && bzr up
 
 files: .bzr/branch/last-revision