diff --git a/core/assets/vendor/picturefill/picturefill.js b/core/assets/vendor/picturefill/picturefill.js
index 4d69569..0dc717e 100644
--- a/core/assets/vendor/picturefill/picturefill.js
+++ b/core/assets/vendor/picturefill/picturefill.js
@@ -94,6 +94,9 @@
                 };
                 // Copy width and height from the source tag to the img element.
                 _copyAttributes(match, newImg);
+                // Copy alt and title from the source tag to the img element.
+                newImg.alt = picImg.getAttribute('alt');
+                newImg.title = picImg.getAttribute('title');
                 picImg.parentNode.replaceChild(newImg, picImg);
               }
               // We’ve matched, so bail out of the loop here.
diff --git a/core/modules/responsive_image/responsive_image.module b/core/modules/responsive_image/responsive_image.module
index 5113afc..a09a192 100644
--- a/core/modules/responsive_image/responsive_image.module
+++ b/core/modules/responsive_image/responsive_image.module
@@ -295,6 +295,16 @@ function theme_responsive_image($variables) {
       }
     }
     $output[] = '  <noscript>' . drupal_render($image_style) . '</noscript>';
+
+    // Output the controlling image for the picture element.
+    $controlling_img_attributes = $variables['attributes'];
+    foreach (array('alt', 'title') as $key) {
+      if (isset($variables[$key])) {
+        $controlling_img_attributes["#$key"] = $variables[$key];
+      }
+    }
+    $output[] = '<img' . new Attribute($controlling_img_attributes) . ' />';
+
     $output[] = '</picture>';
     return implode("\n", $output);
   }