diff --git a/xxhash.changes b/xxhash.changes
index 24e463c..2ed23d9 100644
--- a/xxhash.changes
+++ b/xxhash.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Nov 30 14:43:11 UTC 2023 - Guillaume GARDET <guillaume.gardet@opensuse.org>
+
+- Make use of openSUSE build flags
+
 -------------------------------------------------------------------
 Fri Nov  3 10:00:32 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/xxhash.spec b/xxhash.spec
index 155c1f9..103e818 100644
--- a/xxhash.spec
+++ b/xxhash.spec
@@ -58,6 +58,9 @@ functions. Hashes are identical on all platforms.
 %autosetup -p1 -n xxHash-%{version}
 
 %build
+export CFLAGS="%{optflags}"
+export CXXFLAGS="%{optflags}"
+export LDFLAGS="%{?_lto_cflags}"
 %make_build prefix=%{_prefix} libdir=%{_libdir}
 
 %install