diff --git a/libc/kernel/uapi/linux/psample.h b/libc/kernel/uapi/linux/psample.h
index dc67445..efb1c24 100644
--- a/libc/kernel/uapi/linux/psample.h
+++ b/libc/kernel/uapi/linux/psample.h
@@ -28,6 +28,12 @@
   PSAMPLE_ATTR_DATA,
   PSAMPLE_ATTR_GROUP_REFCOUNT,
   PSAMPLE_ATTR_TUNNEL,
+  PSAMPLE_ATTR_PAD,
+  PSAMPLE_ATTR_OUT_TC,
+  PSAMPLE_ATTR_OUT_TC_OCC,
+  PSAMPLE_ATTR_LATENCY,
+  PSAMPLE_ATTR_TIMESTAMP,
+  PSAMPLE_ATTR_PROTO,
   __PSAMPLE_ATTR_MAX
 };
 enum psample_command {