diff --git a/src/contents/description.tsx b/src/contents/description.tsx
index ae05f651cf6a600c675773d851d1430dfdb7b298..38abe167f03de12c16caf916041a82270db633ec 100644
--- a/src/contents/description.tsx
+++ b/src/contents/description.tsx
@@ -12,10 +12,10 @@ const SideNavbar: React.FC<SideNavbarProps> = ({ activeLink }) => {
     
     <div className="side-navbar">
       <Nav className="flex-column">
-        <Nav.Link as={Link} to="section1" smooth={true} duration={500} className={activeLink === 'section1' ? 'active' : 'notActive'}>Section 1</Nav.Link>
-        <Nav.Link as={Link} to="section2" smooth={true} duration={500} className={activeLink === 'section2' ? 'active' : 'notActive'}>Section 2</Nav.Link>
-        <Nav.Link as={Link} to="section3" smooth={true} duration={500} className={activeLink === 'section3' ? 'active' : 'notActive'}>Section 3</Nav.Link>
-        <Nav.Link as={Link} to="section4" smooth={true} duration={500} className={activeLink === 'section4' ? 'active' : 'notActive'}>Section 4</Nav.Link>
+        <Nav.Link as={Link} to="section1" smooth={true} duration={500} className={activeLink === 'section1' ? 'active' : 'notActive'}>Project Introduction</Nav.Link>
+        <Nav.Link as={Link} to="section2" smooth={true} duration={500} className={activeLink === 'section2' ? 'active' : 'notActive'}>Our Solutions</Nav.Link>
+        <Nav.Link as={Link} to="section3" smooth={true} duration={500} className={activeLink === 'section3' ? 'active' : 'notActive'}>Outside the laboratory</Nav.Link>
+        <Nav.Link as={Link} to="section4" smooth={true} duration={500} className={activeLink === 'section4' ? 'active' : 'notActive'}>Future plans</Nav.Link>
         <Nav.Link as={Link} to="section5" smooth={true} duration={500} className={activeLink === 'section5' ? 'active' : 'notActive'}>Reference</Nav.Link>
         <Nav.Link as={Link} to="section6" smooth={true} duration={500} className={activeLink === 'section6' ? 'active' : 'notActive'}>Section 6</Nav.Link>
         <Nav.Link as={Link} to="section7" smooth={true} duration={500} className={activeLink === 'section7' ? 'active' : 'notActive'}>Section 7</Nav.Link>