diff --git a/demo/flutter_bootstrap.js b/demo/flutter_bootstrap.js
index 539707670d..83a0a83d5f 100644
--- a/demo/flutter_bootstrap.js
+++ b/demo/flutter_bootstrap.js
@@ -11,6 +11,6 @@ _flutter.buildConfig = {"engineRevision":"f6344b75dcf861d8bf1f1322780b8811f982e3
 
 _flutter.loader.load({
   serviceWorkerSettings: {
-    serviceWorkerVersion: "1805325208"
+    serviceWorkerVersion: "3422053920"
   }
 });
diff --git a/demo/pkg/rust_lib.js b/demo/pkg/rust_lib.js
index acd27cdc8b..5416f96393 100644
--- a/demo/pkg/rust_lib.js
+++ b/demo/pkg/rust_lib.js
@@ -224,11 +224,11 @@ function makeMutClosure(arg0, arg1, dtor, f) {
     return real;
 }
 function __wbg_adapter_34(arg0, arg1, arg2) {
-    wasm._dyn_core__ops__function__FnMut__A____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__hb39e899f93b1e6b8(arg0, arg1, addHeapObject(arg2));
+    wasm._dyn_core__ops__function__FnMut__A____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__h4f3fd66c5b52a0df(arg0, arg1, addHeapObject(arg2));
 }
 
 function __wbg_adapter_39(arg0, arg1, arg2) {
-    wasm._dyn_core__ops__function__FnMut__A____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__h311d407ab84479fb(arg0, arg1, addHeapObject(arg2));
+    wasm._dyn_core__ops__function__FnMut__A____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__h902db846e880312d(arg0, arg1, addHeapObject(arg2));
 }
 
 /**
@@ -358,7 +358,7 @@ __exports.receive_transfer_closure = function(payload, transfer) {
 };
 
 function __wbg_adapter_124(arg0, arg1, arg2, arg3) {
-    wasm.wasm_bindgen__convert__closures__invoke2_mut__h89910ad8a6a24708(arg0, arg1, addHeapObject(arg2), addHeapObject(arg3));
+    wasm.wasm_bindgen__convert__closures__invoke2_mut__h0d6f2af7454b9410(arg0, arg1, addHeapObject(arg2), addHeapObject(arg3));
 }
 
 const WorkerPoolFinalization = (typeof FinalizationRegistry === 'undefined')
@@ -778,12 +778,12 @@ function __wbg_get_imports() {
         const ret = wasm.memory;
         return addHeapObject(ret);
     };
-    imports.wbg.__wbindgen_closure_wrapper394 = function(arg0, arg1, arg2) {
-        const ret = makeMutClosure(arg0, arg1, 158, __wbg_adapter_34);
+    imports.wbg.__wbindgen_closure_wrapper397 = function(arg0, arg1, arg2) {
+        const ret = makeMutClosure(arg0, arg1, 157, __wbg_adapter_34);
         return addHeapObject(ret);
     };
-    imports.wbg.__wbindgen_closure_wrapper395 = function(arg0, arg1, arg2) {
-        const ret = makeMutClosure(arg0, arg1, 158, __wbg_adapter_34);
+    imports.wbg.__wbindgen_closure_wrapper398 = function(arg0, arg1, arg2) {
+        const ret = makeMutClosure(arg0, arg1, 157, __wbg_adapter_34);
         return addHeapObject(ret);
     };
     imports.wbg.__wbindgen_closure_wrapper457 = function(arg0, arg1, arg2) {
diff --git a/demo/pkg/rust_lib_bg.wasm b/demo/pkg/rust_lib_bg.wasm
index 89d03ba01e..d68978c549 100644
Binary files a/demo/pkg/rust_lib_bg.wasm and b/demo/pkg/rust_lib_bg.wasm differ