diff --git a/includes/classes/class-summary-generator.php b/includes/classes/class-summary-generator.php
index 54b4e98e..de4f5213 100644
--- a/includes/classes/class-summary-generator.php
+++ b/includes/classes/class-summary-generator.php
@@ -291,7 +291,7 @@ private function calculate_content_grade() {
 			);
 		}
 
-		return $content_grade;
+		return (int) round( $content_grade );
 	}
 
 	/**