diff --git a/repo.manifest b/repo.manifest
index c660356..f1f7a3e 100644
--- a/repo.manifest
+++ b/repo.manifest
@@ -33,6 +33,7 @@
(github "froydnj" "nibbles")
(github "gwkkwg" "trivial-backtrace")
(github "hankhero" "cl-json")
+(github "jdz" "rfc2388")
(github "keithj" "deoxybyte-unix")
(github "lowh" "cl-debug")
(github "lowh" "exec-js")