diff --git a/ck.spec b/ck.spec
index 48733b0..62ac6b9 100644
--- a/ck.spec
+++ b/ck.spec
@@ -1,6 +1,6 @@
 Name: ck
 Version: 0.7.0
-Release: 9%{?dist}
+Release: 10%{?dist}
 Summary: Library for high performance concurrent programming
 
 License: BSD
@@ -53,7 +53,12 @@ export CFLAGS="%{optflags}"
 	--libdir=%{_libdir} 			\
 	--includedir=%{_includedir}/%{name}	\
 	--mandir=%{_mandir}			\
-	--prefix=%{_prefix}
+	--prefix=%{_prefix}			\
+%ifarch %{power64} %{arm32} %{arm64}
+	--use-cc-builtins
+%endif
+#
+
 %make_build
 
 %install
@@ -97,6 +102,9 @@ time timeout -k $TIMEOUT_KILL $TIMEOUT \
 %{_mandir}/man3/*.3.gz
 
 %changelog
+* Fri Feb 17 2023 Petr Menšík <pemensik@redhat.com> - 0.7.0-10
+- Try compiler builtins for aarch64 and ppc64le
+
 * Wed Jan 18 2023 Fedora Release Engineering <releng@fedoraproject.org> - 0.7.0-9
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild