diff --git a/browser/branding/aurora/content/aboutDialog.css b/browser/branding/aurora/content/aboutDialog.css
index 1113fd1f296..e6a6feb65ab 100644
--- a/browser/branding/aurora/content/aboutDialog.css
+++ b/browser/branding/aurora/content/aboutDialog.css
@@ -13,6 +13,10 @@
   color: #fff !important;
 }
 
+.text-link:-moz-focusring {
+  border-color: #fff;
+}
+
 #rightBox {
   /* this margin prevents text from overlapping the planet image */
   margin-left: 280px;
diff --git a/browser/branding/nightly/content/aboutDialog.css b/browser/branding/nightly/content/aboutDialog.css
index 1113fd1f296..e6a6feb65ab 100644
--- a/browser/branding/nightly/content/aboutDialog.css
+++ b/browser/branding/nightly/content/aboutDialog.css
@@ -13,6 +13,10 @@
   color: #fff !important;
 }
 
+.text-link:-moz-focusring {
+  border-color: #fff;
+}
+
 #rightBox {
   /* this margin prevents text from overlapping the planet image */
   margin-left: 280px;