diff --git a/projects/line-truncation-lib/src/lib/line-truncation.directive.ts b/projects/line-truncation-lib/src/lib/line-truncation.directive.ts
index bf5aa42..d820f5f 100644
--- a/projects/line-truncation-lib/src/lib/line-truncation.directive.ts
+++ b/projects/line-truncation-lib/src/lib/line-truncation.directive.ts
@@ -121,6 +121,8 @@ export class LineTruncationDirective
     setTimeout(() => {
       // Recursively call the truncate itself if Client Height is not ready
       if (element.clientHeight > 0) {
+        // backup original element before truncation
+        this.elementClone = element.cloneNode(true);
         const contentHeight = getContentHeight(element);
         const lineHeight = getLineHeight(element);
         const targetHeight = this.lines * lineHeight;