diff --git a/post-build-checks.changes b/post-build-checks.changes
index 7a12e52..78df970 100644
--- a/post-build-checks.changes
+++ b/post-build-checks.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Jun 20 11:54:39 UTC 2019 - Martin Liška <mliska@suse.cz>
+
+- Disable LTO as some warnings are emitted late and
+  disappear with usage of -c (boo#1138834).
+
 -------------------------------------------------------------------
 Mon Oct 15 12:31:31 UTC 2018 - ro@suse.de
 
diff --git a/post-build-checks.spec b/post-build-checks.spec
index 84168f4..cf00c5c 100644
--- a/post-build-checks.spec
+++ b/post-build-checks.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package post-build-checks
 #
-# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -54,6 +54,7 @@ it may not be a good idea to install this to a running system:
 %setup -q
 
 %build
+%define _lto_cflags %{nil}
 # nothing to do
 
 %install