diff --git a/src/app/components/dropdown/dropdown.ts b/src/app/components/dropdown/dropdown.ts
index 029b537cb6e..2c292d18a4e 100755
--- a/src/app/components/dropdown/dropdown.ts
+++ b/src/app/components/dropdown/dropdown.ts
@@ -886,7 +886,7 @@ export class Dropdown implements OnInit, AfterViewInit, AfterContentInit, AfterV
         return {
             'p-dropdown-label p-inputtext': true,
             'p-placeholder': this.placeholder() && label === this.placeholder(),
-            'p-dropdown-label-empty': !this.editable && !this.selectedItemTemplate && (!label || label === 'p-emptylabel' || label.length === 0)
+            'p-dropdown-label-empty': !this.editable && !this.selectedItemTemplate && (label === undefined || label === null || label === 'p-emptylabel' || label.length === 0)
         };
     }
 
@@ -939,6 +939,7 @@ export class Dropdown implements OnInit, AfterViewInit, AfterContentInit, AfterV
 
     label = computed(() => {
         const selectedOptionIndex = this.findSelectedOptionIndex();
+
         return selectedOptionIndex !== -1 ? this.getOptionLabel(this.visibleOptions()[selectedOptionIndex]) : this.placeholder() || 'p-emptylabel';
     });
 
@@ -1779,7 +1780,7 @@ export class Dropdown implements OnInit, AfterViewInit, AfterContentInit, AfterV
         this.onFilter.emit({ originalEvent: event, filter: this._filterValue() });
         !this.virtualScrollerDisabled && this.scroller.scrollToIndex(0);
         setTimeout(() => {
-            this.overlayViewChild.alignOverlay()
+            this.overlayViewChild.alignOverlay();
         });
         this.cd.markForCheck();
     }