diff --git a/src/vs/workbench/contrib/editSessions/browser/editSessions.contribution.ts b/src/vs/workbench/contrib/editSessions/browser/editSessions.contribution.ts
index fa4c9f0966624..956c721efe963 100644
--- a/src/vs/workbench/contrib/editSessions/browser/editSessions.contribution.ts
+++ b/src/vs/workbench/contrib/editSessions/browser/editSessions.contribution.ts
@@ -56,6 +56,7 @@ import * as Constants from 'vs/workbench/contrib/logs/common/logConstants';
 import { sha1Hex } from 'vs/base/browser/hash';
 import { IStorageService, StorageScope, StorageTarget } from 'vs/platform/storage/common/storage';
 import { IActivityService, NumberBadge } from 'vs/workbench/services/activity/common/activity';
+import { IEditorService } from 'vs/workbench/services/editor/common/editorService';
 
 registerSingleton(IEditSessionsLogService, EditSessionsLogService, InstantiationType.Delayed);
 registerSingleton(IEditSessionsStorageService, EditSessionsWorkbenchService, InstantiationType.Delayed);
@@ -117,6 +118,7 @@ export class EditSessionsContribution extends Disposable implements IWorkbenchCo
 		@ILifecycleService private readonly lifecycleService: ILifecycleService,
 		@IStorageService private readonly storageService: IStorageService,
 		@IActivityService private readonly activityService: IActivityService,
+		@IEditorService private readonly editorService: IEditorService,
 	) {
 		super();
 
@@ -295,11 +297,7 @@ export class EditSessionsContribution extends Disposable implements IWorkbenchCo
 				// Run the store action to get back a ref
 				let ref: string | undefined;
 				if (shouldStoreEditSession) {
-					ref = await that.progressService.withProgress({
-						location: ProgressLocation.Notification,
-						type: 'syncing',
-						title: localize('store your edit session', 'Storing your edit session...')
-					}, async () => that.storeEditSession(false));
+					ref = await that.storeEditSession(false);
 				}
 
 				let uri = workspaceUri ?? await that.pickContinueEditSessionDestination();
@@ -408,7 +406,7 @@ export class EditSessionsContribution extends Disposable implements IWorkbenchCo
 			} else if (ref !== undefined) {
 				this.notificationService.warn(localize('no edit session content for ref', 'Could not resume edit session contents for ID {0}.', ref));
 			}
-			this.logService.info(ref !== undefined ? `Aborting resuming edit session as no edit session content is available to be applied from ref ${ref}.` : `Aborting resuming edit session as no edit session content is available to be applied`);
+			this.logService.info(`Aborting resuming edit session as no edit session content is available to be applied from ref ${ref}.`);
 			return;
 		}
 		const editSession = data.editSession;
@@ -562,6 +560,9 @@ export class EditSessionsContribution extends Disposable implements IWorkbenchCo
 		const folders: Folder[] = [];
 		let hasEdits = false;
 
+		// Save all saveable editors before building edit session contents
+		await this.editorService.saveAll();
+
 		for (const repository of this.scmService.repositories) {
 			// Look through all resource groups and compute which files were added/modified/deleted
 			const trackedUris = this.getChangedResources(repository); // A URI might appear in more than one resource group
diff --git a/src/vs/workbench/contrib/editSessions/test/browser/editSessions.test.ts b/src/vs/workbench/contrib/editSessions/test/browser/editSessions.test.ts
index 3bcd8b1d946c0..b4d87f01b5368 100644
--- a/src/vs/workbench/contrib/editSessions/test/browser/editSessions.test.ts
+++ b/src/vs/workbench/contrib/editSessions/test/browser/editSessions.test.ts
@@ -36,6 +36,7 @@ import { IViewDescriptorService } from 'vs/workbench/common/views';
 import { ITextModelService } from 'vs/editor/common/services/resolverService';
 import { ILifecycleService } from 'vs/workbench/services/lifecycle/common/lifecycle';
 import { IDialogService } from 'vs/platform/dialogs/common/dialogs';
+import { IEditorService, ISaveAllEditorsOptions } from 'vs/workbench/services/editor/common/editorService';
 
 const folderName = 'test-folder';
 const folderUri = URI.file(`/${folderName}`);
@@ -109,6 +110,9 @@ suite('Edit session sync', () => {
 		instantiationService.stub(ITextModelService, new class extends mock<ITextModelService>() {
 			override registerTextModelContentProvider = () => ({ dispose: () => { } });
 		});
+		instantiationService.stub(IEditorService, new class extends mock<IEditorService>() {
+			override saveAll = async (_options: ISaveAllEditorsOptions) => true;
+		});
 
 		editSessionsContribution = instantiationService.createInstance(EditSessionsContribution);
 	});