diff --git a/ui/app/adapters/job.js b/ui/app/adapters/job.js
index a052e5c8d..bb18b2719 100644
--- a/ui/app/adapters/job.js
+++ b/ui/app/adapters/job.js
@@ -2,9 +2,9 @@ import WatchableNamespaceIDs from './watchable-namespace-ids';
 import addToPath from 'nomad-ui/utils/add-to-path';
 
 export default class JobAdapter extends WatchableNamespaceIDs {
-  relationshipFallbackLinks = Object.freeze({
+  relationshipFallbackLinks = {
     summary: '/summary',
-  });
+  };
 
   fetchRawDefinition(job) {
     const url = this.urlForFindRecord(job.get('id'), 'job');
diff --git a/ui/app/adapters/plugin.js b/ui/app/adapters/plugin.js
index ff304dbdf..80096f31b 100644
--- a/ui/app/adapters/plugin.js
+++ b/ui/app/adapters/plugin.js
@@ -1,7 +1,7 @@
 import Watchable from './watchable';
 
 export default class PluginAdapter extends Watchable {
-  queryParamsToAttrs = Object.freeze({
+  queryParamsToAttrs = {
     type: 'type',
-  });
+  };
 }
diff --git a/ui/app/adapters/volume.js b/ui/app/adapters/volume.js
index fbc665b32..594f929a1 100644
--- a/ui/app/adapters/volume.js
+++ b/ui/app/adapters/volume.js
@@ -1,8 +1,8 @@
 import WatchableNamespaceIDs from './watchable-namespace-ids';
 
 export default class VolumeAdapter extends WatchableNamespaceIDs {
-  queryParamsToAttrs = Object.freeze({
+  queryParamsToAttrs = {
     type: 'type',
     plugin_id: 'plugin.id',
-  });
+  };
 }
diff --git a/ui/app/components/exec/task-group-parent.js b/ui/app/components/exec/task-group-parent.js
index f56b7ecb1..8537d9f01 100644
--- a/ui/app/components/exec/task-group-parent.js
+++ b/ui/app/components/exec/task-group-parent.js
@@ -63,7 +63,7 @@ export default class TaskGroupParent extends Component {
     return this.taskGroup.tasks.filter(task => activeTaskStateNames.includes(task.name));
   }
 
-  taskSorting = Object.freeze(['name']);
+  taskSorting = ['name'];
   @sort('tasksWithRunningStates', 'taskSorting') sortedTasks;
 
   clickedOpen = false;
diff --git a/ui/app/components/page-size-select.js b/ui/app/components/page-size-select.js
index 3c6c3f0b3..2151c4c58 100644
--- a/ui/app/components/page-size-select.js
+++ b/ui/app/components/page-size-select.js
@@ -5,7 +5,7 @@ export default class PageSizeSelect extends Component {
   @service userSettings;
 
   tagName = '';
-  pageSizeOptions = Object.freeze([10, 25, 50]);
+  pageSizeOptions = [10, 25, 50];
 
   onChange() {}
 }
diff --git a/ui/app/controllers/exec.js b/ui/app/controllers/exec.js
index d648753fc..9e2691527 100644
--- a/ui/app/controllers/exec.js
+++ b/ui/app/controllers/exec.js
@@ -32,7 +32,7 @@ export default class ExecController extends Controller {
   @mapBy('pendingAndRunningAllocations', 'taskGroup') pendingAndRunningTaskGroups;
   @uniq('pendingAndRunningTaskGroups') uniquePendingAndRunningTaskGroups;
 
-  taskGroupSorting = Object.freeze(['name']);
+  taskGroupSorting = ['name'];
   @sort('uniquePendingAndRunningTaskGroups', 'taskGroupSorting') sortedTaskGroups;
 
   setUpTerminal(Terminal) {
diff --git a/ui/app/routes/clients.js b/ui/app/routes/clients.js
index 404023e75..c0c85460e 100644
--- a/ui/app/routes/clients.js
+++ b/ui/app/routes/clients.js
@@ -10,12 +10,12 @@ export default class ClientsRoute extends Route.extend(WithForbiddenState) {
   @service store;
   @service system;
 
-  breadcrumbs = Object.freeze([
+  breadcrumbs = [
     {
       label: 'Clients',
       args: ['clients.index'],
     },
-  ]);
+  ];
 
   beforeModel() {
     return this.get('system.leader');
diff --git a/ui/app/routes/csi/plugins.js b/ui/app/routes/csi/plugins.js
index d6e6fefad..0ddd99f36 100644
--- a/ui/app/routes/csi/plugins.js
+++ b/ui/app/routes/csi/plugins.js
@@ -6,12 +6,12 @@ import notifyForbidden from 'nomad-ui/utils/notify-forbidden';
 export default class PluginsRoute extends Route.extend(WithForbiddenState) {
   @service store;
 
-  breadcrumbs = Object.freeze([
+  breadcrumbs = [
     {
       label: 'Storage',
       args: ['csi.index'],
     },
-  ]);
+  ];
 
   model() {
     return this.store.query('plugin', { type: 'csi' }).catch(notifyForbidden(this));
diff --git a/ui/app/routes/csi/volumes.js b/ui/app/routes/csi/volumes.js
index 84548d8ca..14d0ada01 100644
--- a/ui/app/routes/csi/volumes.js
+++ b/ui/app/routes/csi/volumes.js
@@ -9,12 +9,12 @@ export default class VolumesRoute extends Route.extend(WithForbiddenState) {
   @service system;
   @service store;
 
-  breadcrumbs = Object.freeze([
+  breadcrumbs = [
     {
       label: 'Storage',
       args: ['csi.index'],
     },
-  ]);
+  ];
 
   queryParams = {
     volumeNamespace: {
diff --git a/ui/app/routes/jobs.js b/ui/app/routes/jobs.js
index e84f2efe7..8ba64a9e2 100644
--- a/ui/app/routes/jobs.js
+++ b/ui/app/routes/jobs.js
@@ -10,12 +10,12 @@ export default class JobsRoute extends Route.extend(WithForbiddenState) {
   @service store;
   @service system;
 
-  breadcrumbs = Object.freeze([
+  breadcrumbs = [
     {
       label: 'Jobs',
       args: ['jobs.index'],
     },
-  ]);
+  ];
 
   queryParams = {
     jobNamespace: {
diff --git a/ui/app/routes/jobs/run.js b/ui/app/routes/jobs/run.js
index 417bbff97..c7a9de74f 100644
--- a/ui/app/routes/jobs/run.js
+++ b/ui/app/routes/jobs/run.js
@@ -8,12 +8,12 @@ export default class RunRoute extends Route {
   @service store;
   @service system;
 
-  breadcrumbs = Object.freeze([
+  breadcrumbs = [
     {
       label: 'Run',
       args: ['jobs.run'],
     },
-  ]);
+  ];
 
   beforeModel() {
     if (this.can.cannot('run job')) {
diff --git a/ui/app/routes/servers.js b/ui/app/routes/servers.js
index c48de5411..5976dfaff 100644
--- a/ui/app/routes/servers.js
+++ b/ui/app/routes/servers.js
@@ -10,12 +10,12 @@ export default class ServersRoute extends Route.extend(WithForbiddenState) {
   @service store;
   @service system;
 
-  breadcrumbs = Object.freeze([
+  breadcrumbs = [
     {
       label: 'Servers',
       args: ['servers.index'],
     },
-  ]);
+  ];
 
   beforeModel() {
     return this.get('system.leader');
diff --git a/ui/app/serializers/volume.js b/ui/app/serializers/volume.js
index f570eb19d..2b6e055f1 100644
--- a/ui/app/serializers/volume.js
+++ b/ui/app/serializers/volume.js
@@ -6,7 +6,7 @@ export default class VolumeSerializer extends ApplicationSerializer {
     externalId: 'ExternalID',
   };
 
-  embeddedRelationships = Object.freeze(['writeAllocations', 'readAllocations']);
+  embeddedRelationships = ['writeAllocations', 'readAllocations'];
 
   // Volumes treat Allocations as embedded records. Ember has an
   // EmbeddedRecords mixin, but it assumes an application is using