diff --git a/repo.manifest b/repo.manifest
index a9474c5..63c4e00 100644
--- a/repo.manifest
+++ b/repo.manifest
@@ -20,6 +20,7 @@
(github "RailsOnLisp" "rol-template")
(github "RailsOnLisp" "rol-uri")
(github "adamczykm" "iterate")
+(github "binghe" "portable-threads")
(github "cffi" "cffi")
(github "cl-babel" "babel")
(github "cl-plus-ssl" "cl-plus-ssl" :packages '("cl+ssl"))