diff --git a/src/index.html b/src/index.html
index 622cf4f..6bd0f1d 100644
--- a/src/index.html
+++ b/src/index.html
@@ -160,12 +160,12 @@
 
             <h3 id="templateGuideVarsTitle" class="template-guide-vars-title">Verfugbare Variablen</h3>
             <div class="template-guide-table-wrap">
-                <table class="template-guide-table">
+                <table class="template-guide-table" aria-labelledby="templateGuideVarsTitle">
                     <thead>
                         <tr>
-                            <th id="templateGuideVarCol">Variable</th>
-                            <th id="templateGuideDescCol">Beschreibung</th>
-                            <th id="templateGuideExampleCol">Beispiel</th>
+                            <th id="templateGuideVarCol" scope="col">Variable</th>
+                            <th id="templateGuideDescCol" scope="col">Beschreibung</th>
+                            <th id="templateGuideExampleCol" scope="col">Beispiel</th>
                         </tr>
                     </thead>
                     <tbody id="templateGuideBody"></tbody>