diff --git a/media-libs/mesa/mesa-9999.ebuild b/media-libs/mesa/mesa-9999.ebuild
index 482b216d0a917..25432342cb7ba 100644
--- a/media-libs/mesa/mesa-9999.ebuild
+++ b/media-libs/mesa/mesa-9999.ebuild
@@ -402,6 +402,7 @@ multilib_src_configure() {
 		$(meson_feature lm-sensors lmsensors)
 		$(meson_feature unwind libunwind)
 		$(meson_feature zstd)
+		$(meson_use llvm amd-use-llvm)
 		$(meson_use sysprof)
 		$(meson_use cpu_flags_x86_sse2 sse2)
 		-Dvalgrind=$(usex valgrind auto disabled)