diff --git a/src/IndefiniteObservable.swift b/src/IndefiniteObservable.swift
index 5b4e992..04e159d 100644
--- a/src/IndefiniteObservable.swift
+++ b/src/IndefiniteObservable.swift
@@ -90,6 +90,11 @@ public final class Subscription {
     self.disconnect = disconnect
   }
 
+  /**
+   Unsubscribing will disconnect all observables from their sources.
+
+   Invoked automatically on deallocation.
+   */
   public func unsubscribe() {
     disconnect?()
     disconnect = nil