diff --git a/api/Element.json b/api/Element.json
index 628cde1db05300..e22ca5f4ffa4a8 100644
--- a/api/Element.json
+++ b/api/Element.json
@@ -10328,7 +10328,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",
diff --git a/api/Sanitizer.json b/api/Sanitizer.json
index 934d4c27f342d2..2aeade70519472 100644
--- a/api/Sanitizer.json
+++ b/api/Sanitizer.json
@@ -14,7 +14,7 @@
           "chrome_android": "mirror",
           "edge": "mirror",
           "firefox": {
-            "version_added": "147"
+            "version_added": "148"
           },
           "firefox_android": "mirror",
           "oculus": "mirror",
@@ -48,7 +48,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",
@@ -83,7 +83,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",
@@ -118,7 +118,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",
@@ -153,7 +153,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",
@@ -188,7 +188,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",
@@ -223,7 +223,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",
@@ -258,7 +258,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",
@@ -293,7 +293,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",
@@ -328,7 +328,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",
@@ -363,7 +363,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "147"
+              "version_added": "148"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",