diff --git a/tests/bsim1/Makefile.am b/tests/bsim1/Makefile.am
index e74fd99ff..ba4654a3e 100644
--- a/tests/bsim1/Makefile.am
+++ b/tests/bsim1/Makefile.am
@@ -3,7 +3,7 @@
 TESTS = \
 	test.cir
 
-TESTS_ENVIRONMENT = $(SHELL) $(srcdir)/../check.sh $(top_builddir)/src/ngspice
+TESTS_ENVIRONMENT = $(SHELL) $(top_srcdir)/tests/bin/check.sh $(top_builddir)/src/ngspice
 
 EXTRA_DIST = \
 	$(TESTS)		\