diff --git a/package/weston/weston.mk b/package/weston/weston.mk
index 69ee11d23c..0a4a661e48 100644
--- a/package/weston/weston.mk
+++ b/package/weston/weston.mk
@@ -19,6 +19,8 @@ WESTON_CONF_OPTS = \
 	-Dcolor-management-colord=false \
 	-Dremoting=false
 
+WESTON_CFLAGS="$(TARGET_CFLAGS) -UNDEBUG"
+
 # Uses VIDIOC_EXPBUF, only available from 3.8+
 ifeq ($(BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_8),y)
 WESTON_CONF_OPTS += -Dsimple-clients=dmabuf-v4l