diff --git a/extensions/mssql/src/contracts.ts b/extensions/mssql/src/contracts.ts
index d983a09e7e..1518dfaedb 100644
--- a/extensions/mssql/src/contracts.ts
+++ b/extensions/mssql/src/contracts.ts
@@ -515,7 +515,7 @@ export interface DeployParams {
 	packageFilePath: string;
 	databaseName: string;
 	upgradeExisting: boolean;
-	sqlCommandVariableValues?: Map<string, string>;
+	sqlCommandVariableValues?: Record<string, string>;
 	deploymentOptions?: mssql.DeploymentOptions;
 	ownerUri: string;
 	taskExecutionMode: TaskExecutionMode;
@@ -524,7 +524,7 @@ export interface DeployParams {
 export interface GenerateDeployScriptParams {
 	packageFilePath: string;
 	databaseName: string;
-	sqlCommandVariableValues?: Map<string, string>;
+	sqlCommandVariableValues?: Record<string, string>;
 	deploymentOptions?: mssql.DeploymentOptions
 	ownerUri: string;
 	taskExecutionMode: TaskExecutionMode;
@@ -555,7 +555,7 @@ export interface SavePublishProfileParams {
 	profilePath: string;
 	databaseName: string;
 	connectionString: string;
-	sqlCommandVariableValues?: Map<string, string>;
+	sqlCommandVariableValues?: Record<string, string>;
 	deploymentOptions?: mssql.DeploymentOptions;
 }
 
diff --git a/extensions/mssql/src/dacfx/dacFxService.ts b/extensions/mssql/src/dacfx/dacFxService.ts
index 1e6ba0050e..ff41c9da4e 100644
--- a/extensions/mssql/src/dacfx/dacFxService.ts
+++ b/extensions/mssql/src/dacfx/dacFxService.ts
@@ -55,12 +55,12 @@ export class DacFxService extends BaseService implements mssql.IDacFxService {
 	}
 
 	public async deployDacpac(packageFilePath: string, targetDatabaseName: string, upgradeExisting: boolean, ownerUri: string, taskExecutionMode: azdata.TaskExecutionMode, sqlCommandVariableValues?: Map<string, string>, deploymentOptions?: mssql.DeploymentOptions): Promise<mssql.DacFxResult> {
-		const params: contracts.DeployParams = { packageFilePath: packageFilePath, databaseName: targetDatabaseName, upgradeExisting: upgradeExisting, sqlCommandVariableValues: sqlCommandVariableValues, deploymentOptions: deploymentOptions, ownerUri: ownerUri, taskExecutionMode: taskExecutionMode };
+		const params: contracts.DeployParams = { packageFilePath: packageFilePath, databaseName: targetDatabaseName, upgradeExisting: upgradeExisting, sqlCommandVariableValues: Object.fromEntries(sqlCommandVariableValues), deploymentOptions: deploymentOptions, ownerUri: ownerUri, taskExecutionMode: taskExecutionMode };
 		return this.runWithErrorHandling(contracts.DeployRequest.type, params);
 	}
 
 	public async generateDeployScript(packageFilePath: string, targetDatabaseName: string, ownerUri: string, taskExecutionMode: azdata.TaskExecutionMode, sqlCommandVariableValues?: Map<string, string>, deploymentOptions?: mssql.DeploymentOptions): Promise<mssql.DacFxResult> {
-		const params: contracts.GenerateDeployScriptParams = { packageFilePath: packageFilePath, databaseName: targetDatabaseName, sqlCommandVariableValues: sqlCommandVariableValues, deploymentOptions: deploymentOptions, ownerUri: ownerUri, taskExecutionMode: taskExecutionMode };
+		const params: contracts.GenerateDeployScriptParams = { packageFilePath: packageFilePath, databaseName: targetDatabaseName, sqlCommandVariableValues: Object.fromEntries(sqlCommandVariableValues), deploymentOptions: deploymentOptions, ownerUri: ownerUri, taskExecutionMode: taskExecutionMode };
 		return this.runWithErrorHandling(contracts.GenerateDeployScriptRequest.type, params);
 	}
 
@@ -85,7 +85,7 @@ export class DacFxService extends BaseService implements mssql.IDacFxService {
 	}
 
 	public async savePublishProfile(profilePath: string, databaseName: string, connectionString: string, sqlCommandVariableValues?: Map<string, string>, deploymentOptions?: mssql.DeploymentOptions): Promise<azdata.ResultStatus> {
-		const params: contracts.SavePublishProfileParams = { profilePath, databaseName, connectionString, sqlCommandVariableValues, deploymentOptions };
+		const params: contracts.SavePublishProfileParams = { profilePath, databaseName, connectionString, sqlCommandVariableValues: Object.fromEntries(sqlCommandVariableValues), deploymentOptions };
 		return this.runWithErrorHandling(contracts.SavePublishProfileRequest.type, params);
 	}
 }