diff --git a/packages/playwright-core/browsers.json b/packages/playwright-core/browsers.json
index a45f862d15..82b81a75ec 100644
--- a/packages/playwright-core/browsers.json
+++ b/packages/playwright-core/browsers.json
@@ -27,7 +27,7 @@
     },
     {
       "name": "webkit",
-      "revision": "2031",
+      "revision": "2033",
       "installByDefault": true,
       "revisionOverrides": {
         "mac10.14": "1446",
diff --git a/packages/playwright-core/src/server/webkit/protocol.d.ts b/packages/playwright-core/src/server/webkit/protocol.d.ts
index ba9ba9e5d3..389ce6b7ac 100644
--- a/packages/playwright-core/src/server/webkit/protocol.d.ts
+++ b/packages/playwright-core/src/server/webkit/protocol.d.ts
@@ -2122,10 +2122,6 @@ export module Protocol {
        * Array of <code>DOMNode</code> ids of any children marked as selected.
        */
       selectedChildNodeIds?: NodeId[];
-      /**
-       * On / off state of switch form controls.
-       */
-      switchState?: "off"|"on";
     }
     /**
      * A structure holding an RGBA color.