diff --git a/application/libraries/Qra.php b/application/libraries/Qra.php
index 584a73aa4..c7c63063f 100644
--- a/application/libraries/Qra.php
+++ b/application/libraries/Qra.php
@@ -213,6 +213,8 @@ class Qra {
 		else if (preg_match('/^[A-Ra-r]{2}$/', $grid)) return true;
 		// Allow 8-digit locator
 		else if (preg_match('/^[A-Ra-r]{2}[0-9]{2}[A-Za-z]{2}[0-9]{2}$/', $grid)) return true;
+		// Allow 10-digit locator
+		else if (preg_match('/^[A-Ra-r]{2}[0-9]{2}[A-Za-z]{2}[0-9]{2}[A-Za-z]{2}$/', $grid)) return true;
 		return false;
 	}
 }