diff --git a/css/properties/speak.json b/css/properties/speak.json
index f500d4753f8043..176fa0bdd2ca6d 100644
--- a/css/properties/speak.json
+++ b/css/properties/speak.json
@@ -9,7 +9,7 @@
           ],
           "support": {
             "chrome": {
-              "version_added": "≤80",
+              "version_added": "8",
               "partial_implementation": true,
               "notes": "The implementation is not compliant with the specification, see [bug 40813740](https://crbug.com/40813740)."
             },
@@ -24,7 +24,8 @@
             "opera": "mirror",
             "opera_android": "mirror",
             "safari": {
-              "version_added": false
+              "version_added": "5.1",
+              "version_removed": "11.1"
             },
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",