diff --git a/data/ecosystems/k/klaytn.toml b/data/ecosystems/k/klaytn.toml
index 9f27bcee..4a24a30e 100644
--- a/data/ecosystems/k/klaytn.toml
+++ b/data/ecosystems/k/klaytn.toml
@@ -12,6 +12,9 @@ url = "https://github.com/klaytn/caver-java"
 [[repo]]
 url = "https://github.com/klaytn/caver-js"
 
+[[repo]]
+url = "https://github.com/klaytn/count-bapp-android"
+
 [[repo]]
 url = "https://github.com/klaytn/countbapp"
 
@@ -24,6 +27,9 @@ url = "https://github.com/klaytn/enterprise_proxy_lite"
 [[repo]]
 url = "https://github.com/klaytn/homebrew-klaytn"
 
+[[repo]]
+url = "https://github.com/klaytn/kaikas-tutorial"
+
 [[repo]]
 url = "https://github.com/klaytn/kips"
 
@@ -42,5 +48,8 @@ url = "https://github.com/klaytn/klaytn-tests"
 [[repo]]
 url = "https://github.com/klaytn/klaytnwallet"
 
+[[repo]]
+url = "https://github.com/klaytn/payer-express"
+
 [[repo]]
 url = "https://github.com/klaytn/xgo"