--- a/tests/test-merge-symlinks.t	Tue Jun 20 09:33:19 2017 -0400
+++ b/tests/test-merge-symlinks.t	Thu Jun 15 14:27:52 2017 -0400
@@ -1,5 +1,5 @@
   $ cat > echo.py <<EOF
-  > #!/usr/bin/env python
+  > #!$PYTHON
   > import os, sys
   > try:
   >     import msvcrt