diff --git a/CHANGELOG.md b/CHANGELOG.md
index 39088c8c..75c990c3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@ Reverse Chronological Order:
 https://github.com/capistrano/capistrano/compare/v3.7.0...HEAD
 
 * Your contribution here!
+* Fixed a bug with mercurial deploys trying to use an undefined variable
 
 ## `3.7.0` (2016-12-10)
 
diff --git a/lib/capistrano/scm/tasks/hg.rake b/lib/capistrano/scm/tasks/hg.rake
index 7d0bad4c..9a16cc92 100644
--- a/lib/capistrano/scm/tasks/hg.rake
+++ b/lib/capistrano/scm/tasks/hg.rake
@@ -28,7 +28,7 @@ namespace :hg do
   task update: :'hg:clone' do
     on release_roles :all do
       within repo_path do
-        hr.update_mirror
+        hg_plugin.update_mirror
       end
     end
   end