build: make "sudo make install" over existing install work

diff --git a/Makefile-tests.am b/Makefile-tests.am
index 7ca4b63bc6de418a99a4040bc696d497d2f917be..d1a8803daabb8768083b2e59a6a956cf2a8c8506 100644 (file)
--- a/Makefile-tests.am
+++ b/Makefile-tests.am
@@ -65,7 +65,7 @@ gpginsttest_trusteddir = $(pkglibexecdir)/installed-tests/gpghome/trusted
 gpginsttest_trusted_DATA = tests/gpghome/trusted/pubring.gpg
 
 install-gpg-data-hook:
-       ln -s trusted/pubring.gpg $(DESTDIR)$(gpginsttestdir)/pubring.gpg 
+       ln -sf trusted/pubring.gpg $(DESTDIR)$(gpginsttestdir)/pubring.gpg 
 INSTALL_DATA_HOOKS += install-gpg-data-hook
 
 %.test: tests/%.sh Makefile