diff --git a/frontend/src/app/components/transaction/transaction.component.html b/frontend/src/app/components/transaction/transaction.component.html
index c3e5f95e8..606f49c7f 100644
--- a/frontend/src/app/components/transaction/transaction.component.html
+++ b/frontend/src/app/components/transaction/transaction.component.html
@@ -139,8 +139,8 @@
         <h2 i18n="transaction.accelerate|Accelerate button label">Accelerate</h2>
       </div>
 
-      <button type="button" class="btn btn-outline-info flow-toggle btn-sm float-right" (click)="closeAccelerator()" i18n="hide-diagram">Hide accelerator</button>
-      <button *ngIf="hasAccelerationDetails" class="btn btn-sm btn-outline-info float-right ml-2" (click)="showAccelerationDetails = !showAccelerationDetails">Details</button>
+      <button type="button" class="btn btn-outline-info accelerator-toggle btn-sm float-right" (click)="closeAccelerator()" i18n="hide-diagram">Hide accelerator</button>
+      <button *ngIf="hasAccelerationDetails" class="btn btn-sm btn-outline-info details-button float-right ml-2" (click)="showAccelerationDetails = !showAccelerationDetails">Details</button>
 
       <div class="clearfix"></div>