diff --git a/data-es2016plus.js b/data-es2016plus.js
index 8b412e9d6..5ec1592fc 100644
--- a/data-es2016plus.js
+++ b/data-es2016plus.js
@@ -3512,6 +3512,8 @@ exports.tests = [
           firefox115: false,
           firefox117: false,
           firefox118: false,
+          firefox133: false,
+          firefox134: true,
           safari11_1: false,
           safaritp: false,
           safari17: false,
@@ -3533,6 +3535,8 @@ exports.tests = [
           node22_0: false,
           firefox115: false,
           firefox130: false,
+          firefox133: false,
+          firefox134: true,
           safari17_6: false,
           safari18: false,
         }
@@ -7322,6 +7326,8 @@ exports.tests = [
           firefox115: false,
           firefox117: false,
           firefox118: false,
+          firefox133: false,
+          firefox134: true,
           safaritp: false,
           safari16_6: false,
           safari18: true,
@@ -7343,6 +7349,8 @@ exports.tests = [
           node22_0: false,
           firefox115: false,
           firefox130: false,
+          firefox133: false,
+          firefox134: true,
           safari17_6: false,
         }
       }
diff --git a/es2016plus/index.html b/es2016plus/index.html
index b1d4f19dc..e10cb6540 100644
--- a/es2016plus/index.html
+++ b/es2016plus/index.html
@@ -16474,8 +16474,8 @@
 <td class="tally obsolete" data-browser="firefox131" data-tally="0.7777777777777778" style="background-color:hsl(93,51%,50%)">7/9</td>
 <td class="tally obsolete" data-browser="firefox132" data-tally="0.7777777777777778" style="background-color:hsl(93,51%,50%)">7/9</td>
 <td class="tally" data-browser="firefox133" data-tally="0.7777777777777778" style="background-color:hsl(93,51%,50%)">7/9</td>
-<td class="tally unstable" data-browser="firefox134" data-tally="0.7777777777777778" style="background-color:hsl(93,51%,50%)">7/9</td>
-<td class="tally unstable" data-browser="firefox135" data-tally="0.7777777777777778" style="background-color:hsl(93,51%,50%)">7/9</td>
+<td class="tally unstable" data-browser="firefox134" data-tally="1">9/9</td>
+<td class="tally unstable" data-browser="firefox135" data-tally="1">9/9</td>
 <td class="tally obsolete" data-browser="opera12_10" data-tally="0">0/9</td>
 <td class="tally obsolete" data-browser="chrome119" data-tally="0.7777777777777778" style="background-color:hsl(93,51%,50%)">7/9</td>
 <td class="tally obsolete" data-browser="chrome120" data-tally="0.7777777777777778" style="background-color:hsl(93,51%,50%)">7/9</td>
@@ -17771,8 +17771,8 @@
 <td class="no obsolete" data-browser="firefox131">No</td>
 <td class="no obsolete" data-browser="firefox132">No</td>
 <td class="no" data-browser="firefox133">No</td>
-<td class="no unstable" data-browser="firefox134">No</td>
-<td class="no unstable" data-browser="firefox135">No</td>
+<td class="yes unstable" data-browser="firefox134">Yes</td>
+<td class="yes unstable" data-browser="firefox135">Yes</td>
 <td class="unknown obsolete" data-browser="opera12_10">?</td>
 <td class="no obsolete" data-browser="chrome119">No</td>
 <td class="no obsolete" data-browser="chrome120">No</td>
@@ -17933,8 +17933,8 @@
 <td class="no obsolete" data-browser="firefox131">No</td>
 <td class="no obsolete" data-browser="firefox132">No</td>
 <td class="no" data-browser="firefox133">No</td>
-<td class="no unstable" data-browser="firefox134">No</td>
-<td class="no unstable" data-browser="firefox135">No</td>
+<td class="yes unstable" data-browser="firefox134">Yes</td>
+<td class="yes unstable" data-browser="firefox135">Yes</td>
 <td class="unknown obsolete" data-browser="opera12_10">?</td>
 <td class="unknown obsolete" data-browser="chrome119">?</td>
 <td class="unknown obsolete" data-browser="chrome120">?</td>
@@ -40279,8 +40279,8 @@
 <td class="tally obsolete" data-browser="firefox131" data-tally="0.6666666666666666" style="background-color:hsl(80,56%,50%)">4/6</td>
 <td class="tally obsolete" data-browser="firefox132" data-tally="0.6666666666666666" style="background-color:hsl(80,56%,50%)">4/6</td>
 <td class="tally" data-browser="firefox133" data-tally="0.6666666666666666" style="background-color:hsl(80,56%,50%)">4/6</td>
-<td class="tally unstable" data-browser="firefox134" data-tally="0.6666666666666666" style="background-color:hsl(80,56%,50%)">4/6</td>
-<td class="tally unstable" data-browser="firefox135" data-tally="0.6666666666666666" style="background-color:hsl(80,56%,50%)">4/6</td>
+<td class="tally unstable" data-browser="firefox134" data-tally="1">6/6</td>
+<td class="tally unstable" data-browser="firefox135" data-tally="1">6/6</td>
 <td class="tally obsolete" data-browser="opera12_10" data-tally="0">0/6</td>
 <td class="tally obsolete" data-browser="chrome119" data-tally="0.6666666666666666" style="background-color:hsl(80,56%,50%)">4/6</td>
 <td class="tally obsolete" data-browser="chrome120" data-tally="0.6666666666666666" style="background-color:hsl(80,56%,50%)">4/6</td>
@@ -41094,8 +41094,8 @@
 <td class="no obsolete" data-browser="firefox131">No</td>
 <td class="no obsolete" data-browser="firefox132">No</td>
 <td class="no" data-browser="firefox133">No</td>
-<td class="no unstable" data-browser="firefox134">No</td>
-<td class="no unstable" data-browser="firefox135">No</td>
+<td class="yes unstable" data-browser="firefox134">Yes</td>
+<td class="yes unstable" data-browser="firefox135">Yes</td>
 <td class="unknown obsolete" data-browser="opera12_10">?</td>
 <td class="no obsolete" data-browser="chrome119">No</td>
 <td class="no obsolete" data-browser="chrome120">No</td>
@@ -41256,8 +41256,8 @@
 <td class="no obsolete" data-browser="firefox131">No</td>
 <td class="no obsolete" data-browser="firefox132">No</td>
 <td class="no" data-browser="firefox133">No</td>
-<td class="no unstable" data-browser="firefox134">No</td>
-<td class="no unstable" data-browser="firefox135">No</td>
+<td class="yes unstable" data-browser="firefox134">Yes</td>
+<td class="yes unstable" data-browser="firefox135">Yes</td>
 <td class="unknown obsolete" data-browser="opera12_10">?</td>
 <td class="unknown obsolete" data-browser="chrome119">?</td>
 <td class="unknown obsolete" data-browser="chrome120">?</td>