diff --git a/src/material-experimental/mdc-select/select.html b/src/material-experimental/mdc-select/select.html
index 3a1c41419414..93199cf891d1 100644
--- a/src/material-experimental/mdc-select/select.html
+++ b/src/material-experimental/mdc-select/select.html
@@ -13,7 +13,7 @@
      (click)="toggle()"
      #fallbackOverlayOrigin="cdkOverlayOrigin"
      #trigger>
-  <div class="mat-mdc-select-value" [ngSwitch]="empty" [attr.id]="_valueId">
+  <div class="mat-mdc-select-value" [ngSwitch]="empty" [attr.id]="_valueId" aria-hidden="true">
     <span class="mat-mdc-select-placeholder mat-mdc-select-min-line" *ngSwitchCase="true">{{placeholder}}</span>
     <span class="mat-mdc-select-value-text" *ngSwitchCase="false" [ngSwitch]="!!customTrigger">
       <span class="mat-mdc-select-min-line" *ngSwitchDefault>{{triggerValue}}</span>
diff --git a/src/material/select/select.html b/src/material/select/select.html
index 196aa483ccef..70d461af2c48 100644
--- a/src/material/select/select.html
+++ b/src/material/select/select.html
@@ -13,7 +13,7 @@
      (click)="toggle()"
      #origin="cdkOverlayOrigin"
      #trigger>
-  <div class="mat-select-value" [ngSwitch]="empty" [attr.id]="_valueId">
+  <div class="mat-select-value" [ngSwitch]="empty" [attr.id]="_valueId" aria-hidden="true">
     <span class="mat-select-placeholder mat-select-min-line" *ngSwitchCase="true">{{placeholder}}</span>
     <span class="mat-select-value-text" *ngSwitchCase="false" [ngSwitch]="!!customTrigger">
       <span class="mat-select-min-line" *ngSwitchDefault>{{triggerValue}}</span>