diff --git a/content/papermod/index.njk b/content/papermod/index.njk
index f15fe95..21f4d83 100644
--- a/content/papermod/index.njk
+++ b/content/papermod/index.njk
@@ -200,7 +200,9 @@
         <div class="page month">
             <div class="landscape">
                 <table contenteditable>
-                    <thead><td>mon</td><td>tue</td><td>wed</td><td>thu</td><td>fri</td><td>sat</td><td>sun</td></thead>
+                    <thead>
+                        <tr><td>mon</td><td>tue</td><td>wed</td><td>thu</td><td>fri</td><td>sat</td><td>sun</td></tr>
+                    </thead>
                     <tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr>
                     <tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr>
                     <tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr>
@@ -211,7 +213,9 @@
             <div class="page month">
             <div class="landscape">
                 <table contenteditable>
-                    <thead><td>mon</td><td>tue</td><td>wed</td><td>thu</td><td>fri</td><td>sat</td><td>sun</td></thead>
+                    <thead>
+                        <tr><td>mon</td><td>tue</td><td>wed</td><td>thu</td><td>fri</td><td>sat</td><td>sun</td></tr>
+                    </thead>
                     <tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr>
                     <tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr>
                     <tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr>