diff --git a/src/components/templates/courseTemplate.js b/src/components/templates/courseTemplate.js
index 210c2e9..6e472d4 100644
--- a/src/components/templates/courseTemplate.js
+++ b/src/components/templates/courseTemplate.js
@@ -21,11 +21,11 @@ export default function Template({data}){
     return(
         <Layout>
             <nav aria-label="breadcrumb">
-            <ol class="breadcrumb" style={{margin: 0}}>
-                <li class="breadcrumb-item">
+            <ol className="breadcrumb" style={{margin: 0}}>
+                <li className="breadcrumb-item">
                     <Link to={`./projects/${course.frontmatter.parent}`}>{par}</Link>
                 </li>
-                <li class="breadcrumb-item active" aria-current="page">{course.frontmatter.shortTitle}</li>
+                <li className="breadcrumb-item active" aria-current="page">{course.frontmatter.shortTitle}</li>
             </ol>
             </nav>