diff --git a/seed/challenges/html5-and-css.json b/seed/challenges/html5-and-css.json
index cbea4b4601..0306ca9a77 100644
--- a/seed/challenges/html5-and-css.json
+++ b/seed/challenges/html5-and-css.json
@@ -1611,7 +1611,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p class=\"red-text\">Kitty ipsum dolor sit amet, shed everywhere shed everywhere stretching attack your ankles chase the red dot, hairball run catnip eat the grass sniff.</p>",
         "<p class=\"red-text\">Purr jump eat the grass rip the couch scratched sunbathe, shed everywhere rip the couch sleep in the sink fluffy fur catnip scratched.</p>"
@@ -1701,7 +1701,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p>Things cats love:</p>",
         "<ul>",
@@ -1787,7 +1787,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p>Things cats love:</p>",
         "<ul>",
@@ -1873,7 +1873,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p>Things cats love:</p>",
         "<ul>",
@@ -1959,7 +1959,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p>Things cats love:</p>",
         "<ul>",
@@ -2046,7 +2046,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p>Things cats love:</p>",
         "<ul>",
@@ -2132,7 +2132,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p>Things cats love:</p>",
         "<ul>",
@@ -2227,7 +2227,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p>Things cats love:</p>",
         "<ul>",
@@ -2326,7 +2326,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p>Things cats love:</p>",
         "<ul>",
@@ -2419,7 +2419,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p>Things cats love:</p>",
         "<ul>",
@@ -2515,7 +2515,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<p>Things cats love:</p>",
         "<ul>",
@@ -2614,7 +2614,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<div>",
         "  <p>Things cats love:</p>",
@@ -2712,7 +2712,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<div class=\"gray-background\">",
         "  <p>Things cats love:</p>",
@@ -2815,7 +2815,7 @@
         "",
         "<p>Click here for <a href=\"#\">cat photos</a>.</p>",
         "",
-        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
+        "<a href=\"#\"><img class=\"smaller-image thick-green-border\" alt=\"A cute orange cat lying on its back\" src=\"https://bit.ly/fcc-relaxing-cat\"></a>",
         "",
         "<div class=\"gray-background\">",
         "  <p>Things cats love:</p>",