diff --git a/History.md b/History.md
index c3c0671..e2a7b59 100644
--- a/History.md
+++ b/History.md
@@ -1,5 +1,7 @@
 # UNRELEASED
 
+* Update debug to 2.6.9
+
 # 1.9.0 (2018-04-03)
 
 * Add _request_ event to Tunnel emitter