diff --git a/package/wprobe/src/kernel/linux/wprobe.h b/package/wprobe/src/kernel/linux/wprobe.h
index 42bfbd056..9536a929a 100644
--- a/package/wprobe/src/kernel/linux/wprobe.h
+++ b/package/wprobe/src/kernel/linux/wprobe.h
@@ -22,6 +22,7 @@
 #include <linux/spinlock.h>
 #include <linux/module.h>
 #include <linux/list.h>
+#include <linux/timer.h>
 #include <net/genetlink.h>
 #endif