diff --git a/libsecret/Makefile.am b/libsecret/Makefile.am
index 7d96774..07bbad6 100644
--- a/libsecret/Makefile.am
+++ b/libsecret/Makefile.am
@@ -263,6 +263,7 @@ VALA_TESTS_FLAGS = \
 	--Xcc=-I$(srcdir) \
 	--Xcc=-I$(builddir) \
 	--Xcc=-I$(srcdir)/libsecret \
+	-X -fPIC \
 	--vapidir=$(builddir) \
 	--pkg libsecret-@SECRET_MAJOR@ \
 	--pkg mock-service-0 \