diff --git a/tools/testing/selftests/net/psock_tpacket.c b/tools/testing/selftests/net/psock_tpacket.c
index 93092d13b3c5..ca0d9a5a9e08 100644
--- a/tools/testing/selftests/net/psock_tpacket.c
+++ b/tools/testing/selftests/net/psock_tpacket.c
@@ -22,6 +22,7 @@
  *   - TPACKET_V3: RX_RING
  */
 
+#undef NDEBUG
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/types.h>