diff --git a/extensions/arc/src/ui/dashboards/postgres/postgresCoordinatorNodeParametersPage.ts b/extensions/arc/src/ui/dashboards/postgres/postgresCoordinatorNodeParametersPage.ts
index 5332f2cba6..503d288d69 100644
--- a/extensions/arc/src/ui/dashboards/postgres/postgresCoordinatorNodeParametersPage.ts
+++ b/extensions/arc/src/ui/dashboards/postgres/postgresCoordinatorNodeParametersPage.ts
@@ -35,7 +35,7 @@ export class PostgresCoordinatorNodeParametersPage extends PostgresParametersPag
 		/* TODO add correct azdata call for editing coordinator parameters
 			await this._azdataApi.azdata.arc.postgres.server.edit(
 				this._postgresModel.info.name,
-				{ engineSettings: engineSettings.toString() },
+				{ engineSettings: engineSettings },
 				this._postgresModel.engineVersion,
 				this._postgresModel.controllerModel.azdataAdditionalEnvVars,
 				session);
diff --git a/extensions/arc/src/ui/dashboards/postgres/postgresParameters.ts b/extensions/arc/src/ui/dashboards/postgres/postgresParameters.ts
index 14059c9cce..d9d5625e79 100644
--- a/extensions/arc/src/ui/dashboards/postgres/postgresParameters.ts
+++ b/extensions/arc/src/ui/dashboards/postgres/postgresParameters.ts
@@ -153,7 +153,7 @@ export abstract class PostgresParametersPage extends DashboardPage {
 								});
 								const session = await this._postgresModel.controllerModel.acquireAzdataSession();
 								try {
-									this.saveParameterEdits(engineSettings.toString(), session);
+									await this.saveParameterEdits(engineSettings.toString(), session);
 								} finally {
 									session.dispose();
 								}
@@ -163,6 +163,7 @@ export abstract class PostgresParametersPage extends DashboardPage {
 								this.saveButton!.enabled = true;
 								throw err;
 							}
+
 							await this._postgresModel.refresh();
 						}
 					);
@@ -221,9 +222,13 @@ export abstract class PostgresParametersPage extends DashboardPage {
 							cancellable: false
 						},
 						async (_progress, _token): Promise<void> => {
-							const session = await this._postgresModel.controllerModel.acquireAzdataSession();
 							try {
-								this.resetAllParameters(session);
+								const session = await this._postgresModel.controllerModel.acquireAzdataSession();
+								try {
+									await this.resetAllParameters(session);
+								} finally {
+									session.dispose();
+								}
 							} catch (err) {
 								// If an error occurs while resetting the instance then re-enable the reset button since
 								// the edit wasn't successfully applied
@@ -233,12 +238,9 @@ export abstract class PostgresParametersPage extends DashboardPage {
 								}
 								this.resetAllButton!.enabled = true;
 								throw err;
-							} finally {
-								session?.dispose();
 							}
 							await this._postgresModel.refresh();
 						}
-
 					);
 
 					vscode.window.showInformationMessage(loc.instanceUpdated(this._postgresModel.info.name));
@@ -518,7 +520,7 @@ export abstract class PostgresParametersPage extends DashboardPage {
 						async (_progress, _token): Promise<void> => {
 							const session = await this._postgresModel.controllerModel.acquireAzdataSession();
 							try {
-								this.resetParameter(engineSetting.parameterName!, session);
+								await this.resetParameter(engineSetting.parameterName!, session);
 							} finally {
 								session.dispose();
 							}
@@ -543,11 +545,11 @@ export abstract class PostgresParametersPage extends DashboardPage {
 		return parameter;
 	}
 
-	protected abstract saveParameterEdits(engineSettings: string, session: azdataExt.AzdataSession): void;
+	protected abstract saveParameterEdits(engineSettings: string, session: azdataExt.AzdataSession): Promise<void>;
 
-	protected abstract resetAllParameters(session: azdataExt.AzdataSession): void;
+	protected abstract resetAllParameters(session: azdataExt.AzdataSession): Promise<void>;
 
-	protected abstract resetParameter(parameterName: string, session: azdataExt.AzdataSession): void;
+	protected abstract resetParameter(parameterName: string, session: azdataExt.AzdataSession): Promise<void>;
 
 	protected abstract refreshParametersTable(): void;
 
diff --git a/extensions/arc/src/ui/dashboards/postgres/postgresWorkerNodeParametersPage.ts b/extensions/arc/src/ui/dashboards/postgres/postgresWorkerNodeParametersPage.ts
index 47d333cb5c..2558045031 100644
--- a/extensions/arc/src/ui/dashboards/postgres/postgresWorkerNodeParametersPage.ts
+++ b/extensions/arc/src/ui/dashboards/postgres/postgresWorkerNodeParametersPage.ts
@@ -42,7 +42,6 @@ export class PostgresWorkerNodeParametersPage extends PostgresParametersPage {
 			this._postgresModel.engineVersion,
 			this._postgresModel.controllerModel.azdataAdditionalEnvVars,
 			session);
-
 	}
 
 	protected async resetAllParameters(session: azdataExt.AzdataSession): Promise<void> {
@@ -52,7 +51,6 @@ export class PostgresWorkerNodeParametersPage extends PostgresParametersPage {
 			this._postgresModel.engineVersion,
 			this._postgresModel.controllerModel.azdataAdditionalEnvVars,
 			session);
-
 	}
 
 	protected async resetParameter(parameterName: string, session: azdataExt.AzdataSession): Promise<void> {
@@ -62,7 +60,6 @@ export class PostgresWorkerNodeParametersPage extends PostgresParametersPage {
 			this._postgresModel.engineVersion,
 			this._postgresModel.controllerModel.azdataAdditionalEnvVars,
 			session);
-
 	}
 
 	protected refreshParametersTable(): void {