diff --git a/lighthouse-core/config/default-config.js b/lighthouse-core/config/default-config.js
index a188d8d79686..b59f942e2f3c 100644
--- a/lighthouse-core/config/default-config.js
+++ b/lighthouse-core/config/default-config.js
@@ -396,41 +396,41 @@ const defaultConfig = {
       description: str_(UIStrings.a11yCategoryDescription),
       manualDescription: str_(UIStrings.a11yCategoryManualDescription),
       auditRefs: [
-        {id: 'accesskeys', weight: 2, group: 'a11y-navigation'},
-        {id: 'aria-allowed-attr', weight: 3, group: 'a11y-aria'},
-        {id: 'aria-required-attr', weight: 3, group: 'a11y-aria'},
-        {id: 'aria-required-children', weight: 3, group: 'a11y-aria'},
-        {id: 'aria-required-parent', weight: 3, group: 'a11y-aria'},
-        {id: 'aria-roles', weight: 3, group: 'a11y-aria'},
-        {id: 'aria-valid-attr-value', weight: 3, group: 'a11y-aria'},
-        {id: 'aria-valid-attr', weight: 3, group: 'a11y-aria'},
-        {id: 'audio-caption', weight: 3, group: 'a11y-audio-video'},
-        {id: 'button-name', weight: 3, group: 'a11y-names-labels'},
-        {id: 'bypass', weight: 2, group: 'a11y-navigation'},
-        {id: 'color-contrast', weight: 2, group: 'a11y-color-contrast'},
-        {id: 'definition-list', weight: 2, group: 'a11y-tables-lists'},
-        {id: 'dlitem', weight: 2, group: 'a11y-tables-lists'},
-        {id: 'document-title', weight: 2, group: 'a11y-names-labels'},
+        {id: 'accesskeys', weight: 3, group: 'a11y-navigation'},
+        {id: 'aria-allowed-attr', weight: 10, group: 'a11y-aria'},
+        {id: 'aria-required-attr', weight: 10, group: 'a11y-aria'},
+        {id: 'aria-required-children', weight: 10, group: 'a11y-aria'},
+        {id: 'aria-required-parent', weight: 10, group: 'a11y-aria'},
+        {id: 'aria-roles', weight: 10, group: 'a11y-aria'},
+        {id: 'aria-valid-attr-value', weight: 10, group: 'a11y-aria'},
+        {id: 'aria-valid-attr', weight: 10, group: 'a11y-aria'},
+        {id: 'audio-caption', weight: 10, group: 'a11y-audio-video'},
+        {id: 'button-name', weight: 10, group: 'a11y-names-labels'},
+        {id: 'bypass', weight: 3, group: 'a11y-navigation'},
+        {id: 'color-contrast', weight: 3, group: 'a11y-color-contrast'},
+        {id: 'definition-list', weight: 3, group: 'a11y-tables-lists'},
+        {id: 'dlitem', weight: 3, group: 'a11y-tables-lists'},
+        {id: 'document-title', weight: 3, group: 'a11y-names-labels'},
         {id: 'duplicate-id', weight: 1, group: 'a11y-best-practices'},
-        {id: 'frame-title', weight: 2, group: 'a11y-names-labels'},
-        {id: 'html-has-lang', weight: 2, group: 'a11y-language'},
-        {id: 'html-lang-valid', weight: 2, group: 'a11y-language'},
-        {id: 'image-alt', weight: 3, group: 'a11y-names-labels'},
-        {id: 'input-image-alt', weight: 3, group: 'a11y-names-labels'},
-        {id: 'label', weight: 3, group: 'a11y-names-labels'},
-        {id: 'layout-table', weight: 2, group: 'a11y-tables-lists'},
-        {id: 'link-name', weight: 2, group: 'a11y-names-labels'},
-        {id: 'list', weight: 2, group: 'a11y-tables-lists'},
-        {id: 'listitem', weight: 2, group: 'a11y-tables-lists'},
-        {id: 'meta-refresh', weight: 3, group: 'a11y-best-practices'},
-        {id: 'meta-viewport', weight: 3, group: 'a11y-best-practices'},
-        {id: 'object-alt', weight: 2, group: 'a11y-names-labels'},
-        {id: 'tabindex', weight: 2, group: 'a11y-navigation'},
-        {id: 'td-headers-attr', weight: 2, group: 'a11y-tables-lists'},
-        {id: 'th-has-data-cells', weight: 2, group: 'a11y-tables-lists'},
-        {id: 'valid-lang', weight: 2, group: 'a11y-language'},
-        {id: 'video-caption', weight: 3, group: 'a11y-audio-video'},
-        {id: 'video-description', weight: 3, group: 'a11y-audio-video'},
+        {id: 'frame-title', weight: 3, group: 'a11y-names-labels'},
+        {id: 'html-has-lang', weight: 3, group: 'a11y-language'},
+        {id: 'html-lang-valid', weight: 3, group: 'a11y-language'},
+        {id: 'image-alt', weight: 10, group: 'a11y-names-labels'},
+        {id: 'input-image-alt', weight: 10, group: 'a11y-names-labels'},
+        {id: 'label', weight: 10, group: 'a11y-names-labels'},
+        {id: 'layout-table', weight: 3, group: 'a11y-tables-lists'},
+        {id: 'link-name', weight: 3, group: 'a11y-names-labels'},
+        {id: 'list', weight: 3, group: 'a11y-tables-lists'},
+        {id: 'listitem', weight: 3, group: 'a11y-tables-lists'},
+        {id: 'meta-refresh', weight: 10, group: 'a11y-best-practices'},
+        {id: 'meta-viewport', weight: 10, group: 'a11y-best-practices'},
+        {id: 'object-alt', weight: 3, group: 'a11y-names-labels'},
+        {id: 'tabindex', weight: 3, group: 'a11y-navigation'},
+        {id: 'td-headers-attr', weight: 3, group: 'a11y-tables-lists'},
+        {id: 'th-has-data-cells', weight: 3, group: 'a11y-tables-lists'},
+        {id: 'valid-lang', weight: 3, group: 'a11y-language'},
+        {id: 'video-caption', weight: 10, group: 'a11y-audio-video'},
+        {id: 'video-description', weight: 10, group: 'a11y-audio-video'},
         // Manual audits
         {id: 'logical-tab-order', weight: 0},
         {id: 'focusable-controls', weight: 0},