diff --git a/compilation_flags_lto.file b/compilation_flags_lto.file
index fd82fb55e99..531b5102162 100644
--- a/compilation_flags_lto.file
+++ b/compilation_flags_lto.file
@@ -7,7 +7,7 @@
 %define enable_lto 0
 %endif
 %if "%{enable_lto}" == "1"
-%define lto_build_flags -flto -fipa-icf -flto-odr-type-merging -fno-fat-lto-objects -Wodr
+%define lto_build_flags -flto=auto -fipa-icf -flto-odr-type-merging -fno-fat-lto-objects -Wodr
 %else
 %define lto_build_flags %{nil}
 %endif
diff --git a/scram-project-build.file b/scram-project-build.file
index d989ba26144..f3c919df7d5 100644
--- a/scram-project-build.file
+++ b/scram-project-build.file
@@ -55,7 +55,7 @@ BuildRequires: dwz
 %endif
 
 %if "%{?configtag:set}" != "set"
-%define configtag       V09-01-05
+%define configtag       V09-01-06
 %endif
 
 %if "%{?buildarch:set}" != "set"