diff --git a/test/blackbox-tests/test-cases/github764/run.t b/test/blackbox-tests/test-cases/github764/run.t
index 97e12f41..e1573a04 100644
--- a/test/blackbox-tests/test-cases/github764/run.t
+++ b/test/blackbox-tests/test-cases/github764/run.t
@@ -1,3 +1,5 @@
-  $ ln -s . x && ln -s . y && jbuilder build
+  $ mkdir -p c1 && cd c1 && ln -s . x && ln -s . y && jbuilder build
   Path . has already been scanned. Cannot scan it again through symlink x
   [1]
+  $ mkdir -p c2 && cd c2 && ln -s x ../../ && jbuilder build
+  $ mkdir -p c3 && cd c3 && ln -s x y && ln -s y x && jbuilder build