--- a/test/startup_v2.py
+++ b/test/startup_v2.py
@@ -50,7 +50,7 @@
     return re.match(expected, actual, re.DOTALL) != None
 
 
-t = BoostBuild.Tester(match=match_re, boost_build_path="", pass_toolset=0)
+t = BoostBuild.Tester(match=match_re, boost_build_path="/invalid/location", pass_toolset=0)
 t.set_tree("startup")
 check_for_existing_boost_build_jam(t)