diff --git a/CHANGELOG.md b/CHANGELOG.md
index 37547ee..3bc96ab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -60,6 +60,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 
 ### Fixed
 
+- Fixes [#847](https://github.com/eamodio/vscode-gitlens/issues/847) - Refresh button on Compare With Branch view is not working
 - Fixes [#842](https://github.com/eamodio/vscode-gitlens/issues/842) - List of changed files in comparison to working tree only shows changed files in comparison to HEAD
 - Fixes [#828](https://github.com/eamodio/vscode-gitlens/issues/828) - Version comparison to show welcome message is not future proof — thanks to [PR #829](https://github.com/eamodio/vscode-gitlens/pull/829) by Arunprasad Rajkumar ([@arajkumar](https://github.com/arajkumar))
 - Fixes [#821](https://github.com/eamodio/vscode-gitlens/issues/821) - Wrong comparison order in the Compare view when using Compare [HEAD|Working Tree] With comands
diff --git a/src/views/viewCommands.ts b/src/views/viewCommands.ts
index d6444d6..9304b79 100644
--- a/src/views/viewCommands.ts
+++ b/src/views/viewCommands.ts
@@ -68,12 +68,12 @@ export class ViewCommands {
 		commands.registerCommand(
 			'gitlens.views.refreshNode',
 			(node: ViewNode, reset?: boolean) => {
-				if (reset === undefined && nodeSupportsPaging(node)) {
+				if (reset == null && nodeSupportsPaging(node)) {
 					node.maxCount = undefined;
 					node.view.resetNodeLastMaxCount(node);
 				}
 
-				return node.view.refreshNode(node, reset === undefined ? true : reset);
+				return node.view.refreshNode(node, reset == null ? true : reset);
 			},
 			this
 		);