diff --git a/contributors.json b/contributors.json
index 89eed81..2f7db53 100644
--- a/contributors.json
+++ b/contributors.json
@@ -6,6 +6,7 @@
     "ecowan",
     "ekraffmiller",
     "lfroess",
+    "plau666",
     "raprasad",
     "tercer",
     "thegaryking",
diff --git a/signatures/individual/plau666.json b/signatures/individual/plau666.json
new file mode 100644
index 0000000..e6055f8
--- /dev/null
+++ b/signatures/individual/plau666.json
@@ -0,0 +1,8 @@
+{
+    "version": "1.0.0",
+    "date": "2023-06-06T17:12:45.370439+00:00",
+    "github_id": "plau666",
+    "cla": "https://docs.opendp.org/en/stable/_static/opendp-cla-individual-1.0.0.pdf",
+    "name": "Peihan Liu",
+    "attestation": "I AGREE"
+}