diff --git a/tests/gss/Makefile.am b/tests/gss/Makefile.am
index 182deeef6..2df571013 100644
--- a/tests/gss/Makefile.am
+++ b/tests/gss/Makefile.am
@@ -13,6 +13,7 @@ check_SCRIPTS = $(SCRIPT_TESTS)
 port = 49188
 
 do_subst = sed -e 's,[@]srcdir[@],$(srcdir),g' \
+	-e 's,[@]env_setup[@],$(top_builddir)/tests/bin/setup-env,g' \
 	-e 's,[@]port[@],$(port),g' \
 	-e 's,[@]objdir[@],$(top_builddir)/tests/gss,g'