diff --git a/libtool-testsuite.changes b/libtool-testsuite.changes
index 41b79e1..2061f19 100644
--- a/libtool-testsuite.changes
+++ b/libtool-testsuite.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Aug  9 08:07:31 UTC 2019 - Martin Liška <mliska@suse.cz>
+
+- Really use -ffat-lto-objects, it's needed.
+
 -------------------------------------------------------------------
 Fri Aug  2 09:28:45 UTC 2019 - Martin Liška <mliska@suse.cz>
 
diff --git a/libtool-testsuite.spec b/libtool-testsuite.spec
index a7ad544..9726b18 100644
--- a/libtool-testsuite.spec
+++ b/libtool-testsuite.spec
@@ -70,6 +70,7 @@ Library needed by programs that use the ltdl interface of GNU libtool.
 %patch0 -p1
 
 %build
+%global _lto_cflags %{_lto_cflags} -ffat-lto-objects
 ./configure CFLAGS="%{optflags}" \
    --prefix=%{_prefix} --infodir=%{_infodir} --libdir=%{_libdir}
 # force rebuild with non-broken makeinfo