diff --git a/packages/backend/src/service.ts b/packages/backend/src/service.ts
index 58cc6b3a..733ff279 100644
--- a/packages/backend/src/service.ts
+++ b/packages/backend/src/service.ts
@@ -260,19 +260,28 @@ export class Service {
     await Promise.all(deploymentUpdatePromises);
 
     // Get deployments that are in production environment
-    const prodDeployments = Object.values(recordToDeploymentsMap).filter(deployment => deployment.isCurrent);
+    const prodDeployments = Object.values(recordToDeploymentsMap).filter(
+      (deployment) => deployment.isCurrent,
+    );
     // Set the isCurrent state to false for the old deployments
     for (const deployment of prodDeployments) {
-      const projectDeployments = await this.db.getDeploymentsByProjectId(deployment.projectId);
-      const oldDeployments = projectDeployments
-        .filter(projectDeployment => projectDeployment.deployer.deployerLrn === deployment.deployer.deployerLrn && projectDeployment.id !== deployment.id);
+      const projectDeployments = await this.db.getDeploymentsByProjectId(
+        deployment.projectId,
+      );
+      const oldDeployments = projectDeployments.filter(
+        (projectDeployment) =>
+          projectDeployment.deployer.deployerLrn ===
+            deployment.deployer.deployerLrn &&
+          projectDeployment.id !== deployment.id &&
+          !deployment.isDNS,
+      );
       for (const oldDeployment of oldDeployments) {
         await this.db.updateDeployment(
           { id: oldDeployment.id },
-          { isCurrent: false }
+          { isCurrent: false },
         );
       }
-    };
+    }
   }
 
   /**