diff --git a/src/sql/parts/notebook/models/notebookModel.ts b/src/sql/parts/notebook/models/notebookModel.ts
index a61acca060..40c8bf53a1 100644
--- a/src/sql/parts/notebook/models/notebookModel.ts
+++ b/src/sql/parts/notebook/models/notebookModel.ts
@@ -712,11 +712,11 @@ export class NotebookModel extends Disposable implements INotebookModel {
 			if (this.notebookOptions && this.notebookOptions.connectionService) {
 				let connectionService = this.notebookOptions.connectionService;
 				if (this._otherConnections) {
-					this._otherConnections.forEach(conn => connectionService.disconnect(conn).catch(e => console.log(e)));
+					notebookUtils.asyncForEach(this._otherConnections, async (conn) => await connectionService.disconnect(conn).catch(e => console.log(e)));
 					this._otherConnections = [];
 				}
 				if (this._activeConnection) {
-					this.notebookOptions.connectionService.disconnect(this._activeConnection).catch(e => console.log(e));
+					await this.notebookOptions.connectionService.disconnect(this._activeConnection).catch(e => console.log(e));
 					this._activeConnection = undefined;
 				}
 			}
diff --git a/src/sql/parts/notebook/notebookUtils.ts b/src/sql/parts/notebook/notebookUtils.ts
index ba9e326f4e..8008c1b94f 100644
--- a/src/sql/parts/notebook/notebookUtils.ts
+++ b/src/sql/parts/notebook/notebookUtils.ts
@@ -59,7 +59,7 @@ export function getProvidersForFileName(fileName: string, notebookService: INote
 	return providers;
 }
 
-export function getStandardKernelsForProvider(providerId: string, notebookService: INotebookService) : IStandardKernelWithProvider[] {
+export function getStandardKernelsForProvider(providerId: string, notebookService: INotebookService): IStandardKernelWithProvider[] {
 	if (!providerId || !notebookService) {
 		return [];
 	}
@@ -91,7 +91,7 @@ export function getServerFromFormattedAttachToName(name: string): string {
 // Extract database name from format used in Attach To: serverName (databaseName)
 export function getDatabaseFromFormattedAttachToName(name: string): string {
 	return name.substring(name.lastIndexOf('(') + 1, name.lastIndexOf(')')) ?
-	name.substring(name.lastIndexOf('(') + 1, name.lastIndexOf(')')) : '';
+		name.substring(name.lastIndexOf('(') + 1, name.lastIndexOf(')')) : '';
 }
 
 export interface IStandardKernelWithProvider {
@@ -116,4 +116,10 @@ export function tryMatchCellMagic(input: string): string {
 	let match = magicRegex.exec(firstLine);
 	let magicName = match && match[1];
 	return magicName;
+}
+
+export async function asyncForEach(array: any, callback: any): Promise<any> {
+	for (let index = 0; index < array.length; index++) {
+		await callback(array[index], index, array);
+	}
 }
\ No newline at end of file