diff --git a/src/app/ubs/ubs-admin/components/ubs-admin-tariffs/ubs-admin-tariffs-card-pop-up/ubs-admin-tariffs-card-pop-up.component.scss b/src/app/ubs/ubs-admin/components/ubs-admin-tariffs/ubs-admin-tariffs-card-pop-up/ubs-admin-tariffs-card-pop-up.component.scss
index 141b882ef5..eeadc6b341 100644
--- a/src/app/ubs/ubs-admin/components/ubs-admin-tariffs/ubs-admin-tariffs-card-pop-up/ubs-admin-tariffs-card-pop-up.component.scss
+++ b/src/app/ubs/ubs-admin/components/ubs-admin-tariffs/ubs-admin-tariffs-card-pop-up/ubs-admin-tariffs-card-pop-up.component.scss
@@ -1,5 +1,14 @@
 @import '../ubs-admin-tariffs-location-pop-up/ubs-admin-tariffs-location-pop-up.component';
 
+::ng-deep {
+  #region-name,
+  #courierName {
+    .mat-mdc-select-arrow {
+      display: none;
+    }
+  }
+}
+
 .english-part {
   width: 248px;
   font-weight: 400;
diff --git a/src/assets/patterns/patterns.ts b/src/assets/patterns/patterns.ts
index 6fc350f7d2..5d58c00947 100644
--- a/src/assets/patterns/patterns.ts
+++ b/src/assets/patterns/patterns.ts
@@ -20,8 +20,8 @@ export const Patterns = {
   orderEcoStorePattern: /^\d{1,8}$/,
 
   // prettier-ignore
-  ubsMailPattern:
-    /^[a-zA-Z0-9.%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,6}$/,
+  ubsMailPattern: 
+  /^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,6}$/,
   paymentAmountPattern: '^[0-9]+(.[0-9]{1,2})?$',
   certificateMonthCount: '^[0-9]{1,2}$',
   certificateInitialValue: '^[0-9]{1,4}$',