diff --git a/Course.php b/Course.php
index 0042079..84128ed 100644
--- a/Course.php
+++ b/Course.php
@@ -106,7 +106,10 @@ include 'Header.php';
 			<?php
 
 			// Get groups of this student
-			$sql = "SELECT course_group_members_table.Course_Group_id FROM course_group_members_table INNER JOIN course_groups_table ON course_group_members_table.Course_Group_id = course_groups_table.Course_Group_id WHERE course_group_members_table.Student_ID=$student_id and course_groups_table.Course_id=$course_id";
+			$sql = "SELECT course_group_members_table.Course_Group_id
+                                FROM course_group_members_table
+                                INNER JOIN course_groups_table ON course_group_members_table.Course_Group_id=course_groups_table.Course_Group_id
+                                WHERE course_group_members_table.Student_ID=$student_id AND course_groups_table.Course_id=$course_id";
 
 			$resultx1 = mysqli_query($con, $sql);
 			while($row = mysqli_fetch_assoc($resultx1))