diff --git a/package/mesa3d/mesa3d.mk b/package/mesa3d/mesa3d.mk
index f1862aed69..dc63d8c9f4 100644
--- a/package/mesa3d/mesa3d.mk
+++ b/package/mesa3d/mesa3d.mk
@@ -266,6 +266,4 @@ ifeq ($(BR2_m68k),y)
 MESA3D_CFLAGS += -mlong-jump-table-offsets
 endif
 
-MESA3D_CONF_OPTS += -DCMAKE_C_FLAGS="$(MESA3D_CFLAGS)"
-
 $(eval $(meson-package))