diff --git a/Makefile.am b/Makefile.am
index 9b36a73..2b98041 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -22,7 +22,7 @@ dbdir           = $(datadir)/pGroupCohomology
 dist_db_DATA    = group_cohomology_database.tar
 
 install-data-hook:
-	cd $(DESTDIR)$(dbdir) && tar xf $(dist_db_DATA) && rm $(dist_db_DATA)
+	cd $(DESTDIR)$(dbdir) && tar -x --no-same-owner -f $(dist_db_DATA) && rm $(dist_db_DATA)
 
 uninstall-hook:
 	rm -r $(DESTDIR)$(dbdir)