diff --git a/browser-app.cpp b/browser-app.cpp
index c1da827..1760c62 100644
--- a/browser-app.cpp
+++ b/browser-app.cpp
@@ -110,7 +110,7 @@ void BrowserApp::OnContextCreated(CefRefPtr<CefBrowser> browser,
 {
 	CefRefPtr<CefV8Value> globalObj = context->GetGlobal();
 
-	CefRefPtr<CefV8Value> obsStudioObj = CefV8Value::CreateObject(0, 0);
+	CefRefPtr<CefV8Value> obsStudioObj = CefV8Value::CreateObject(nullptr, nullptr);
 	globalObj->SetValue("obsstudio", obsStudioObj,
 			    V8_PROPERTY_ATTRIBUTE_NONE);
 
@@ -156,7 +156,7 @@ void BrowserApp::ExecuteJSFunction(CefRefPtr<CefBrowser> browser,
 	CefRefPtr<CefV8Value> jsFunction = obsStudioObj->GetValue(functionName);
 
 	if (jsFunction && jsFunction->IsFunction())
-		jsFunction->ExecuteFunction(NULL, arguments);
+		jsFunction->ExecuteFunction(nullptr, arguments);
 
 	context->Exit();
 }
@@ -312,7 +312,7 @@ bool BrowserApp::OnProcessMessageReceived(CefRefPtr<CefBrowser> browser,
 
 		CefRefPtr<CefV8Value> dispatchEvent =
 			globalObj->GetValue("dispatchEvent");
-		dispatchEvent->ExecuteFunction(NULL, arguments);
+		dispatchEvent->ExecuteFunction(nullptr, arguments);
 
 		context->Exit();
 
@@ -342,7 +342,7 @@ bool BrowserApp::OnProcessMessageReceived(CefRefPtr<CefBrowser> browser,
 		args.push_back(retval);
 
 		if (callback)
-			callback->ExecuteFunction(NULL, args);
+			callback->ExecuteFunction(nullptr, args);
 
 		context->Exit();
 
diff --git a/obs-browser-plugin.cpp b/obs-browser-plugin.cpp
index 1a6a009..0911b7b 100644
--- a/obs-browser-plugin.cpp
+++ b/obs-browser-plugin.cpp
@@ -298,7 +298,7 @@ static void BrowserInit(void)
 	prod_ver << std::to_string(obs_maj) << "." << std::to_string(obs_min)
 		 << "." << std::to_string(obs_pat);
 
-	CefString(&settings.product_version) = prod_ver.str();
+	CefString(&settings.user_agent) = prod_ver.str();
 
 #ifdef USE_QT_LOOP
 	settings.external_message_pump = true;
diff --git a/obs-browser-source.cpp b/obs-browser-source.cpp
index ab1181e..bc5d664 100644
--- a/obs-browser-source.cpp
+++ b/obs-browser-source.cpp
@@ -177,12 +177,15 @@ bool BrowserSource::CreateBrowser()
 		cefBrowserSettings.default_font_size = 16;
 		cefBrowserSettings.default_fixed_font_size = 16;
 
+#if CHROME_VERSION_BUILD < 4430
 #if ENABLE_LOCAL_FILE_URL_SCHEME
 		if (is_local) {
 			/* Disable web security for file:// URLs to allow
-			 * local content access to remote APIs */
+			 * local content access to remote APIs
+			 * This flag was removed from CEF >= 91 */
 			cefBrowserSettings.web_security = STATE_DISABLED;
 		}
+#endif
 #endif
 
 		cefBrowser = CefBrowserHost::CreateBrowserSync(