diff --git a/actix-server/Cargo.toml b/actix-server/Cargo.toml
index e18fa615..1394dbf2 100644
--- a/actix-server/Cargo.toml
+++ b/actix-server/Cargo.toml
@@ -34,6 +34,7 @@ futures = "0.3.1"
 slab = "0.4"
 
 # unix domain sockets
+# FIXME: Remove it and use mio own uds feature once mio 0.7 is released
 mio-uds = { version = "0.6.7" }
 
 [dev-dependencies]