diff --git a/dev/haring/haring.c b/dev/haring/haring.c
index 4b09c9e09..df455be73 100644
--- a/dev/haring/haring.c
+++ b/dev/haring/haring.c
@@ -23,6 +23,8 @@
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  * OTHER DEALINGS IN THE SOFTWARE.
  */
+/* we do not implement BUG_ON() */
+#undef DEBUG_STRICT
 
 #include <sys/mman.h>
 #include <sys/stat.h>