diff --git a/_data/signed/liu233w.yaml b/_data/signed/liu233w.yaml
new file mode 100644
index 000000000..56724e3cd
--- /dev/null
+++ b/_data/signed/liu233w.yaml
@@ -0,0 +1,2 @@
+name: Shumin Liu (Liu233w)
+link: https://github.com/Liu233w