diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.1.0.2
+
+- Made `Detach` visible.
+
 ## 0.1.0.1
 
 - Made `on` visible.
diff --git a/event.cabal b/event.cabal
--- a/event.cabal
+++ b/event.cabal
@@ -1,5 +1,5 @@
 name:                event
-version:             0.1.0.1
+version:             0.1.0.2
 synopsis:            Monoidal, monadic and first-class events
 description:         This package can be used to represent events as
                      first-class objects instead of deepening callbacks and
diff --git a/src/Control/Concurrent/Event.hs b/src/Control/Concurrent/Event.hs
--- a/src/Control/Concurrent/Event.hs
+++ b/src/Control/Concurrent/Event.hs
@@ -50,6 +50,7 @@
 module Control.Concurrent.Event (
     -- * Events
     Event
+  , Detach(..)
   , on
   , newEvent
     -- * Triggering events