diff --git a/Makefile b/Makefile
index ca70b1697..a8e1d727b 100644
--- a/Makefile
+++ b/Makefile
@@ -37,6 +37,7 @@ test:
 	ln -s klayout.app/Contents/MacOS/klayout klayout; \
 	export TESTTMP=testtmp; \
 	export TESTSRC=..; \
+	export DYLD_LIBRARY_PATH=.:db_plugins/:lay_plugins/; \
 	./ut_runner -h || true; \
 	cd ..