diff --git a/src/vs/sessions/browser/widget/agentSessionsChatWidget.ts b/src/vs/sessions/browser/widget/agentSessionsChatWidget.ts
index 67af0636afa..83dd78ef195 100644
--- a/src/vs/sessions/browser/widget/agentSessionsChatWidget.ts
+++ b/src/vs/sessions/browser/widget/agentSessionsChatWidget.ts
@@ -185,7 +185,8 @@ export class AgentSessionsChatWidget extends Disposable {
 				return idLower === 'repositories' || idLower === 'folders' ||
 					nameLower === 'repository' || nameLower === 'repositories' ||
 					nameLower === 'folder' || nameLower === 'folders' ||
-					idLower === 'branch' || nameLower === 'branch';
+					idLower === 'branch' || nameLower === 'branch' ||
+					idLower === 'isolation' || nameLower === 'isolation';
 			}
 			: viewOptions.excludeOptionGroup;
 
diff --git a/src/vs/sessions/contrib/configuration/browser/configuration.contribution.ts b/src/vs/sessions/contrib/configuration/browser/configuration.contribution.ts
index dbf07d99dcd..45a05371c03 100644
--- a/src/vs/sessions/contrib/configuration/browser/configuration.contribution.ts
+++ b/src/vs/sessions/contrib/configuration/browser/configuration.contribution.ts
@@ -24,6 +24,7 @@ Registry.as<IConfigurationRegistry>(Extensions.Configuration).registerDefaultCon
 
 		'github.copilot.chat.claudeCode.enabled': true,
 		'github.copilot.chat.cli.branchSupport.enabled': true,
+		'github.copilot.chat.cli.isolationOption.enabled': true,
 		'github.copilot.chat.languageContext.typescript.enabled': true,
 
 		'inlineChat.affordance': 'editor',