diff --git a/tests/wpt/mozilla/tests/css/border_radius_asymmetric_sizes_a.html b/tests/wpt/mozilla/tests/css/border_radius_asymmetric_sizes_a.html
index eb8b9aeefca..feee2ec7ef0 100644
--- a/tests/wpt/mozilla/tests/css/border_radius_asymmetric_sizes_a.html
+++ b/tests/wpt/mozilla/tests/css/border_radius_asymmetric_sizes_a.html
@@ -1,8 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <meta content="text/html;charset=utf-8" http-equiv="Content-Type">
-        <meta content="utf-8" http-equiv="encoding">
+        <meta charset=utf-8>
         <link rel=match href=border_radius_asymmetric_sizes_ref.html>
         <style type="text/css">
          div.box {
diff --git a/tests/wpt/mozilla/tests/css/border_radius_asymmetric_sizes_ref.html b/tests/wpt/mozilla/tests/css/border_radius_asymmetric_sizes_ref.html
index 4993ae6fd7d..f24290c91e2 100644
--- a/tests/wpt/mozilla/tests/css/border_radius_asymmetric_sizes_ref.html
+++ b/tests/wpt/mozilla/tests/css/border_radius_asymmetric_sizes_ref.html
@@ -1,8 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <meta content="text/html;charset=utf-8" http-equiv="Content-Type">
-        <meta content="utf-8" http-equiv="encoding">
+        <meta charset=utf-8>
         <style type="text/css">
          .box-top {
              background: white;
diff --git a/tests/wpt/mozilla/tests/css/border_radius_elliptical_a.html b/tests/wpt/mozilla/tests/css/border_radius_elliptical_a.html
index 8a70d6ccc69..3d33240da82 100644
--- a/tests/wpt/mozilla/tests/css/border_radius_elliptical_a.html
+++ b/tests/wpt/mozilla/tests/css/border_radius_elliptical_a.html
@@ -1,8 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <meta content="text/html;charset=utf-8" http-equiv="Content-Type">
-        <meta content="utf-8" http-equiv="encoding">
+        <meta charset=utf-8>
         <link rel=match href=border_radius_elliptical_ref.html>
         <style type="text/css">
          div.box {
diff --git a/tests/wpt/mozilla/tests/css/border_radius_elliptical_ref.html b/tests/wpt/mozilla/tests/css/border_radius_elliptical_ref.html
index 9ffca1553df..75e9c90de7e 100644
--- a/tests/wpt/mozilla/tests/css/border_radius_elliptical_ref.html
+++ b/tests/wpt/mozilla/tests/css/border_radius_elliptical_ref.html
@@ -1,8 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <meta content="text/html;charset=utf-8" http-equiv="Content-Type">
-        <meta content="utf-8" http-equiv="encoding">
+        <meta charset=utf-8>
         <style type="text/css">
          #box1-top {
              background: white;
diff --git a/tests/wpt/mozilla/tests/css/border_radius_shorthand_a.html b/tests/wpt/mozilla/tests/css/border_radius_shorthand_a.html
index 220ac34db9f..b496267c729 100644
--- a/tests/wpt/mozilla/tests/css/border_radius_shorthand_a.html
+++ b/tests/wpt/mozilla/tests/css/border_radius_shorthand_a.html
@@ -1,8 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <meta content="text/html;charset=utf-8" http-equiv="Content-Type">
-        <meta content="utf-8" http-equiv="encoding">
+        <meta charset=utf-8>
         <link rel=match href=border_radius_shorthand_ref.html>
         <style type="text/css">
          div.box {
diff --git a/tests/wpt/mozilla/tests/css/border_radius_shorthand_ref.html b/tests/wpt/mozilla/tests/css/border_radius_shorthand_ref.html
index 5d84fed4d01..caa03c48f1a 100644
--- a/tests/wpt/mozilla/tests/css/border_radius_shorthand_ref.html
+++ b/tests/wpt/mozilla/tests/css/border_radius_shorthand_ref.html
@@ -1,8 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <meta content="text/html;charset=utf-8" http-equiv="Content-Type">
-        <meta content="utf-8" http-equiv="encoding">
+        <meta charset=utf-8>
         <style type="text/css">
          div.box {
              background: white;
