diff --git a/data/ecosystems/d/decred.toml b/data/ecosystems/d/decred.toml
index e146846f..adddd185 100644
--- a/data/ecosystems/d/decred.toml
+++ b/data/ecosystems/d/decred.toml
@@ -63,6 +63,9 @@ url = "https://github.com/decred/crypto-browserify"
 [[repo]]
 url = "https://github.com/decred/crypto-js"
 
+[[repo]]
+url = "https://github.com/decred/cspp"
+
 [[repo]]
 url = "https://github.com/decred/dcps"
 
@@ -226,6 +229,9 @@ url = "https://github.com/decred/testnetfaucet"
 [[repo]]
 url = "https://github.com/decred/tinydecred"
 
+[[repo]]
+url = "https://github.com/decred/tumblebit"
+
 [[repo]]
 url = "https://github.com/gozart1/dcrdata-frontend"