diff --git a/browser/base/content/aboutNetError.xhtml b/browser/base/content/aboutNetError.xhtml
index 6acf6a4b97b5..a60abe57516d 100644
--- a/browser/base/content/aboutNetError.xhtml
+++ b/browser/base/content/aboutNetError.xhtml
@@ -630,7 +630,7 @@
init for other error types .-->
diff --git a/browser/base/content/aboutTabCrashed.xhtml b/browser/base/content/aboutTabCrashed.xhtml
index dd3b5ca770f4..185abb0004af 100644
--- a/browser/base/content/aboutTabCrashed.xhtml
+++ b/browser/base/content/aboutTabCrashed.xhtml
@@ -49,7 +49,7 @@
&tabCrashed.requestReport;
-
+
@@ -59,13 +59,13 @@
-
+
-
+
@@ -75,7 +75,7 @@
diff --git a/devtools/client/aboutdebugging/components/addons/controls.js b/devtools/client/aboutdebugging/components/addons/controls.js
index aabcbf8802e1..d5d67bc47956 100644
--- a/devtools/client/aboutdebugging/components/addons/controls.js
+++ b/devtools/client/aboutdebugging/components/addons/controls.js
@@ -77,6 +77,7 @@ module.exports = createClass({
type: "checkbox",
checked: !debugDisabled,
onChange: this.onEnableAddonDebuggingChange,
+ role: "checkbox",
}),
dom.label({
className: "addons-debugging-label",
diff --git a/toolkit/components/aboutperformance/content/aboutPerformance.xhtml b/toolkit/components/aboutperformance/content/aboutPerformance.xhtml
index d0c387b35377..97e496237c2f 100644
--- a/toolkit/components/aboutperformance/content/aboutPerformance.xhtml
+++ b/toolkit/components/aboutperformance/content/aboutPerformance.xhtml
@@ -166,11 +166,11 @@
diff --git a/toolkit/content/aboutNetworking.xhtml b/toolkit/content/aboutNetworking.xhtml
index ca53ca928526..d2c65914d90b 100644
--- a/toolkit/content/aboutNetworking.xhtml
+++ b/toolkit/content/aboutNetworking.xhtml
@@ -22,7 +22,7 @@