diff --git a/api/URL.json b/api/URL.json
index aacd0e312b122a..aa01fdf1ef5a7a 100644
--- a/api/URL.json
+++ b/api/URL.json
@@ -35,10 +35,7 @@
             },
             {
               "version_added": "15",
-              "alternative_name": "webkitURL",
-              "notes": [
-                "This feature is implemented under the non-standard name webkitURL."
-              ]
+              "alternative_name": "webkitURL"
             }
           ],
           "safari": [
@@ -47,10 +44,7 @@
             },
             {
               "version_added": "6",
-              "alternative_name": "webkitURL",
-              "notes": [
-                "This feature is implemented under the non-standard name webkitURL."
-              ]
+              "alternative_name": "webkitURL"
             }
           ]
         },
@@ -70,10 +64,7 @@
               },
               {
                 "version_added": "8",
-                "alternative_name": "webkitURL",
-                "notes": [
-                  "This feature is implemented under the non-standard name webkitURL."
-                ]
+                "alternative_name": "webkitURL"
               }
             ],
             "edge": {
@@ -94,10 +85,7 @@
               },
               {
                 "version_added": "6",
-                "alternative_name": "webkitURL",
-                "notes": [
-                  "With URL prefixed as webkitURL."
-                ]
+                "alternative_name": "webkitURL"
               }
             ]
           },
@@ -115,8 +103,7 @@
             "chrome": [
               {
                 "version_added": "8",
-                "alternative_name": "webkitURL",
-                "notes": "Implemented with URL prefixed as webkitURL."
+                "alternative_name": "webkitURL"
               },
               {
                 "version_added": true
@@ -140,10 +127,7 @@
               },
               {
                 "version_added": "6",
-                "alternative_name": "webkitURL",
-                "notes": [
-                  "With URL prefixed as webkitURL."
-                ]
+                "alternative_name": "webkitURL"
               }
             ]
           },
@@ -534,4 +518,4 @@
       }
     }
   }
-}
\ No newline at end of file
+}