diff --git a/thot.asd b/thot.asd
index 8a388be..9744933 100644
--- a/thot.asd
+++ b/thot.asd
@@ -12,6 +12,7 @@
"bordeaux-set"
"bordeaux-threads"
"babel-stream"
+ "cffi-epoll"
"cffi-socket"
"cl-debug"
"cl-stream"