diff --git a/internal_packages/composer/lib/composer-view.jsx b/internal_packages/composer/lib/composer-view.jsx
index 59e730fab..c957293e2 100644
--- a/internal_packages/composer/lib/composer-view.jsx
+++ b/internal_packages/composer/lib/composer-view.jsx
@@ -7,7 +7,6 @@ import {
   Utils,
   Actions,
   DraftStore,
-  UndoManager,
   DraftHelpers,
   FileDownloadStore,
   QuotedHTMLTransformer,
diff --git a/src/pro b/src/pro
index dc09d78e0..04ce23e9f 160000
--- a/src/pro
+++ b/src/pro
@@ -1 +1 @@
-Subproject commit dc09d78e0bad22597b5bba6511091102e26bbaef
+Subproject commit 04ce23e9fa17b42f0154a136536093f5c607960e