diff --git a/plan/README.md b/plan/README.md
index 71cd149faaab36424d4b27c850077ef3d2469ecb..be735aaccea9866ba2541d6946238ffcdbaad920 100644
--- a/plan/README.md
+++ b/plan/README.md
@@ -176,8 +176,10 @@
 
 * Tracepoint
 * Ftrace
+* [Fprobe](https://www.kernel.org/doc/html/latest/trace/fprobe.html)
 * Kprobes @juliwang
 * Uprobes
+* [User Events](https://www.kernel.org/doc/html/latest/trace/user_events.html)
 * eBPF
 
 ## Debugging