diff --git a/client/core/src/popover/popover.js b/client/core/src/popover/popover.js
index 57dbe306e8..7354dccb5a 100644
--- a/client/core/src/popover/popover.js
+++ b/client/core/src/popover/popover.js
@@ -175,17 +175,17 @@ export class Popover {
     }
     onDocKeyDown(event) {
         if (event.keyCode === 27) {
-            let targetId = this._findPopOver(this.latTarget);
+            let targetId = this._findPopOver(this.lastTarget);
             if (targetId) {
                 this.hideChilds(targetId);
             } else {
                 this.hideAll();
             }
-            this.latTarget = null;
+            this.lastTarget = null;
         }
     }
     onPopoverMouseDown(event) {
-        this.latTarget = event.target;
+        this.lastTarget = event.target;
     }
 }
 Popover.$inject = ['$document', '$compile', '$transitions'];