diff --git a/openvidu-testapp/src/app/components/dialogs/options-dialog/options-dialog.component.html b/openvidu-testapp/src/app/components/dialogs/options-dialog/options-dialog.component.html
index 295a48f2..c90590b9 100644
--- a/openvidu-testapp/src/app/components/dialogs/options-dialog/options-dialog.component.html
+++ b/openvidu-testapp/src/app/components/dialogs/options-dialog/options-dialog.component.html
@@ -151,7 +151,7 @@
       <mat-form-field id="trackPublish-videoCodec">
         <mat-label>videoCodec</mat-label>
         <mat-select [(value)]="trackPublishOptions.videoCodec">
-          <mat-option *ngFor="let codec of ['VP8','H264','VP9','AV1']" [value]="codec">{{codec}}</mat-option>
+          <mat-option *ngFor="let codec of ['vp8','h264','vp9','av1']" [value]="codec">{{codec | uppercase}}</mat-option>
         </mat-select>
       </mat-form-field>
       <mat-form-field id="trackPublish-scalabilityMode">