diff --git a/src/tooltip/tooltip.directive.ts b/src/tooltip/tooltip.directive.ts
index c160f94724..0c491fe9b3 100644
--- a/src/tooltip/tooltip.directive.ts
+++ b/src/tooltip/tooltip.directive.ts
@@ -121,7 +121,7 @@ export class TooltipDirective implements OnInit, OnDestroy {
   @Input('tooltipEnable')
   set _enable(value: boolean) {
     warnOnce('tooltipEnable was deprecated, please use `isDisabled` instead');
-    this.isDisabled = value;
+    this.isDisabled = !value;
   }
 
   get _enable(): boolean {