diff --git a/app-arch/xz-utils/xz-utils-9999.ebuild b/app-arch/xz-utils/xz-utils-9999.ebuild
index e2ebfa2e077dd..d4d61aa545e8f 100644
--- a/app-arch/xz-utils/xz-utils-9999.ebuild
+++ b/app-arch/xz-utils/xz-utils-9999.ebuild
@@ -6,7 +6,7 @@
 
 EAPI=8
 
-inherit flag-o-matic libtool multilib multilib-minimal preserve-libs toolchain-funcs
+inherit libtool multilib multilib-minimal preserve-libs toolchain-funcs
 
 if [[ ${PV} == 9999 ]] ; then
 	# Per tukaani.org, git.tukaani.org is a mirror of github and
@@ -111,11 +111,8 @@ multilib_src_configure() {
 }
 
 multilib_src_compile() {
-	# -fprofile-partial-training because upstream note the test suite isn't super comprehensive
-	# TODO: revisit that now we have the tar/xz loop below?
-	# See https://documentation.suse.com/sbp/all/html/SBP-GCC-10/index.html#sec-gcc10-pgo
-	local pgo_generate_flags=$(usev pgo "-fprofile-update=atomic -fprofile-dir=${T}/${ABI}-pgo -fprofile-generate=${T}/${ABI}-pgo $(test-flags-CC -fprofile-partial-training)")
-	local pgo_use_flags=$(usev pgo "-fprofile-use=${T}/${ABI}-pgo -fprofile-dir=${T}/${ABI}-pgo $(test-flags-CC -fprofile-partial-training)")
+	local pgo_generate_flags=$(usev pgo "-fprofile-update=atomic -fprofile-dir=${T}/${ABI}-pgo -fprofile-generate=${T}/${ABI}-pgo")
+	local pgo_use_flags=$(usev pgo "-fprofile-use=${T}/${ABI}-pgo -fprofile-dir=${T}/${ABI}-pgo")
 
 	emake CFLAGS="${CFLAGS} ${pgo_generate_flags}"