diff --git a/CHANGELOG.md b/CHANGELOG.md
index b6fc3ed..502465e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,19 @@
 # Changelog
 
-## [Unreleased](https://github.com/clickfwd/yoyo/compare/0.9.0...develop)
+## [Unreleased](https://github.com/clickfwd/yoyo/compare/0.9.1...develop)
+
+## [0.9.1 (2024-04-16)](https://github.com/clickfwd/yoyo/compare/0.9.0...0.9.1)
+
+- Fix Safari/iOS errors due to evt.target and evt.srcElement now being null.
+- Add support for port in UrlStateManagerService.php
+- PHP 8.2/8.3 compat
+- Fix ResponseHeaders::refresh error due to missing parameter.
+- Fix headers already sent error when setting status code in response
+- Ensure components are compiled only once.
+- Bump htmx to v1.9.4 and include new config options.
+- New Request::set, Request::triggerName and Request::header methods.
+- New Response::reselect method for the HX-Reselect header.
+- New New Yoyo::actionArgs method.
 
 ## [0.9.0 (2023-04-02)](https://github.com/clickfwd/yoyo/compare/0.8.1...0.9.0)
 
diff --git a/composer.json b/composer.json
index 33b8480..73df484 100644
--- a/composer.json
+++ b/composer.json
@@ -5,7 +5,7 @@
         "framework",
         "yoyo"
     ],
-    "version": "0.9.0",
+    "version": "0.9.1",
     "license": "MIT",
     "homepage": "https://github.com/Clickfwd/yoyo",
     "support": {
@@ -20,8 +20,8 @@
     "minimum-stability": "dev",
     "prefer-stable": true,
     "require": {
-        "php": "^7.3|^8.0|^8.1",
-        "illuminate/container": "^8.0||^9.0"
+        "php": "^7.3|^8.0|^8.1|^8.2|^8.3",
+        "illuminate/container": "^8.0||^9.0||^10.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^9.3",
diff --git a/src/assets/js/yoyo.js b/src/assets/js/yoyo.js
index 6dd933f..695da94 100644
--- a/src/assets/js/yoyo.js
+++ b/src/assets/js/yoyo.js
@@ -43,23 +43,23 @@
 			},
 			afterProcessNode(evt) {
 				// Create non-existent target
-				if (evt.srcElement) {
+				if (evt.detail.elt) {
 					this.createNonExistentIdTarget(
-						evt.srcElement.getAttribute('hx-target')
+						evt.detail.elt.getAttribute('hx-target')
 					)
 				}
 
 				// Initialize spinners
 				let component
 
-				if (!evt.srcElement || !isComponent(evt.srcElement)) {
+				if (!evt.detail.elt || !isComponent(evt.detail.elt)) {
 					// For innerHTML swap find the component root node
 					component = YoyoEngine.closest(
 						evt.detail.elt,
 						'[hx-swap~=innerHTML]'
 					)
 				} else {
-					component = getComponent(evt.srcElement)
+					component = getComponent(evt.detail.elt)
 				}
 
 				if (!component) {
@@ -69,7 +69,7 @@
 				initializeComponentSpinners(component)
 			},
 			bootstrapRequest(evt) {
-				const elt = evt.target
+				const elt = evt.detail.elt
 				let component = getComponent(elt)
 				const componentName = getComponentName(component)
 
@@ -133,13 +133,13 @@
 				let component = getComponentById(evt.detail.target.id)
 
 				if (!component) {
-					if (!evt.target) {
+					if (!evt.detail.elt) {
 						return
 					}
 					// Needed when using yoyo:select to replace a specific part of the response
 					// so stop spinning callbacks are run to remove animations in the parts of the component
 					// that were not replaced
-					component = getComponent(evt.target)
+					component = getComponent(evt.detail.elt)
 					if (component) {
 						spinningStop(component)
 					}
@@ -713,7 +713,7 @@ YoyoEngine.defineExtension('yoyo', {
 		}
 
 		if (name === 'htmx:configRequest') {
-			if (!evt.target) return
+			if (!evt.detail.elt) return
 
 			Yoyo.bootstrapRequest(evt)
 		}
@@ -761,7 +761,7 @@ YoyoEngine.defineExtension('yoyo', {
 		}
 
 		if (name === 'htmx:beforeSwap') {
-			if (!evt.target) return
+			if (!evt.detail.elt) return
 
 			// Add triggering element info to event detail so it can be read in after swap events
 			// For example to push the href url to browser history using the href from the element that's no longer present on the page
@@ -794,7 +794,7 @@ YoyoEngine.defineExtension('yoyo', {
 			// Push component response to history cache
 			// Make sure we trigger once for the new element - this was failing in Safari mobile
 			// Causing a duplicate snapshot
-			if (!evt.target || !evt.target.isConnected) return
+			if (!evt.detail.elt || !evt.detail.elt.isConnected) return
 
 			Yoyo.afterSettleActions(evt)
 		}
diff --git a/src/yoyo/Concerns/ResponseHeaders.php b/src/yoyo/Concerns/ResponseHeaders.php
index 47c3628..3a4a722 100644
--- a/src/yoyo/Concerns/ResponseHeaders.php
+++ b/src/yoyo/Concerns/ResponseHeaders.php
@@ -27,12 +27,12 @@ public function redirect($url)
 
     public function refresh()
     {
-        $this->header('HX-Refresh');
+        $this->header('HX-Refresh', 'true');
 
         return $this;
     }
 
-    public function replace($url)
+    public function replaceUrl($url)
     {
         $this->header('HX-Replace-Url', $url);
 
@@ -46,6 +46,13 @@ public function reswap($swap)
         return $this;
     }
 
+    public function reselect($selector)
+    {
+        $this->header('HX-Reselect', $selector);
+
+        return $this;
+    }
+    
     public function retarget($selector)
     {
         $this->header('HX-Retarget', $selector);
diff --git a/src/yoyo/QueryString.php b/src/yoyo/QueryString.php
index 2b23ccf..b58bf46 100644
--- a/src/yoyo/QueryString.php
+++ b/src/yoyo/QueryString.php
@@ -63,6 +63,10 @@ public function getPageQueryParams()
         // If a query string value matches the default value, remove it from the URL
 
         foreach ($queryParams as $key => $val) {
+            if (is_object($val) && method_exists($val, 'toArray')) {
+                $queryParams[$key] = $val->toArray();
+            }
+
             if (isset($this->defaults[$key]) && $val === $this->defaults[$key] || $val === '') {
                 unset($queryParams[$key]);
             }
diff --git a/src/yoyo/Request.php b/src/yoyo/Request.php
index cf83b2c..ea43546 100644
--- a/src/yoyo/Request.php
+++ b/src/yoyo/Request.php
@@ -98,6 +98,20 @@ public function startsWith($prefix)
         return $vars;
     }
 
+    public function set($key, $value)
+    {
+        $this->request[$key] = $value;
+
+        return $this;
+    }
+        
+    public function merge($data)
+    {
+        $this->request = array_merge($this->request, $data);
+
+        return $this;
+    }
+        
     public function drop($key)
     {
         $this->dropped[] = $key;
@@ -145,4 +159,14 @@ public function triggerId()
     {
         return $this->server['HTTP_HX_TRIGGER'];
     }
+
+    public function triggerName()
+    {
+        return $this->server['HTTP_HX_TRIGGER_NAME'] ?? null;
+    }
+
+    public function header($name)
+    {
+        return $this->server['HTTP_'.strtoupper($name)] ?? null;
+    }
 }
diff --git a/src/yoyo/Services/Configuration.php b/src/yoyo/Services/Configuration.php
index 2c281fd..594fccf 100644
--- a/src/yoyo/Services/Configuration.php
+++ b/src/yoyo/Services/Configuration.php
@@ -10,31 +10,35 @@ class Configuration
 
     private static $options;
 
-    public static $htmx = '1.8.4';
+    public static $htmx = '1.9.4';
 
     protected static $allowedConfigOptions = [
-        'addedClass',
-        'allowEval',
-        'attributesToSettle',
-        'defaultFocusScroll',
-        'defaultSettleDelay',
-        'defaultSwapDelay',
-        'defaultSwapStyle',
-        'disableSelector',
-        'historyCacheSize',
         'historyEnabled',
+        'historyCacheSize',
+        'refreshOnHistoryMiss',
+        'defaultSwapStyle',
+        'defaultSwapDelay',
+        'defaultSettleDelay',
         'includeIndicatorStyles',
         'indicatorClass',
-        'inlineScriptNonce',
-        'refreshOnHistoryMiss',
         'requestClass',
-        'scrollBehavior',
+        'addedClass',
         'settlingClass',
         'swappingClass',
-        'timeout',
-        'useTemplateFragments',
+        'allowEval',
+        'inlineScriptNonce',
+        'attributesToSettle',
         'withCredentials',
+        'timeout',
         'wsReconnectDelay',
+        'wsBinaryType',
+        'disableSelector',
+        'useTemplateFragments',
+        'scrollBehavior',
+        'defaultFocusScroll',
+        'getCacheBusterParam',
+        'globalViewTransitions',
+        'methodsThatUseUrlParams',
     ];
         
     public function __construct($options)
diff --git a/src/yoyo/Services/Response.php b/src/yoyo/Services/Response.php
index 8ff75d1..70c3f46 100644
--- a/src/yoyo/Services/Response.php
+++ b/src/yoyo/Services/Response.php
@@ -41,12 +41,11 @@ public function send(string $content = ''): string
             header("$key: $value");
         }
 
-        if ($this->statusCode == 204) {
-            http_response_code(204);
+        // Prevent headers already sent error
+        if (! headers_sent()) {
+            http_response_code($this->statusCode ?? 200);
         }
 
-        http_response_code($this->statusCode ?? 200);
-
         return $content ?: '';
     }
 
diff --git a/src/yoyo/Services/UrlStateManagerService.php b/src/yoyo/Services/UrlStateManagerService.php
index b06494e..d39c865 100644
--- a/src/yoyo/Services/UrlStateManagerService.php
+++ b/src/yoyo/Services/UrlStateManagerService.php
@@ -27,7 +27,8 @@ public function pushState($queryParams)
 
         $parsedUrl = parse_url($this->currentUrl);
 
-        $url = $parsedUrl['scheme'].'://'.$parsedUrl['host'].$parsedUrl['path'].($queryParams ? '?'.http_build_query($queryParams) : '');
+        $port = isset($parsedUrl['port']) ? (':'.$parsedUrl['port']) : '';
+        $url = $parsedUrl['scheme'].'://'.$parsedUrl['host'].$port.$parsedUrl['path'].($queryParams ? '?'.http_build_query($queryParams) : '');
 
         if ($url !== $this->currentUrl) {
             $response->header('Yoyo-Push', $url);
diff --git a/src/yoyo/Yoyo.php b/src/yoyo/Yoyo.php
index 6226317..dd59dd1 100644
--- a/src/yoyo/Yoyo.php
+++ b/src/yoyo/Yoyo.php
@@ -204,6 +204,13 @@ public function action($action): self
         return $this;
     }
 
+    public function actionArgs(...$args)
+    {
+        $this->request()->merge(['actionArgs' => $args]);
+
+        return $this;
+    }
+
     /**
      * Renders the component on initial page load.
      */
diff --git a/src/yoyo/YoyoCompiler.php b/src/yoyo/YoyoCompiler.php
index 409fed6..1dc1ee0 100644
--- a/src/yoyo/YoyoCompiler.php
+++ b/src/yoyo/YoyoCompiler.php
@@ -131,11 +131,11 @@ public function compile($html): string
         $prefix_finder = self::YOYO_PREFIX_FINDER;
 
         // U modifier needed to match children tags when there are no line breaks in the HTML code
-
         $html = preg_replace('/ '.$prefix.':(.*)="(.*)"/U', " $prefix_finder $prefix:\$1=\"\$2\"", $html);
         $html = preg_replace('/ ' . $prefix . ':(.*)=\'(.*)\'/U', " {$prefix_finder} {$prefix}:\$1='\$2'", $html);
 
-        $html = mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8');
+        // Converts non-ascii characters to numeric html entities
+        $html = mb_encode_numericentity($html, [0x80, 0x10FFFF, 0, ~0], 'UTF-8');
 
         $dom = new DOMDocument();
 
@@ -193,6 +193,11 @@ protected function addComponentRootAttributes($element)
             return;
         }
 
+        // Skip when component already compiled
+        if ($element->hasAttribute(self::yoprefix('name')) && $element->hasAttribute(self::hxprefix('vals'))) {
+            return;
+        }
+
         $element->setAttribute(self::YOYO_PREFIX, '');
 
         $element->setAttribute(self::YOYO_PREFIX_FINDER, '');
diff --git a/tests/Unit/YoyoCompileTest.php b/tests/Unit/YoyoCompileTest.php
index 03fe79b..6e4874c 100644
--- a/tests/Unit/YoyoCompileTest.php
+++ b/tests/Unit/YoyoCompileTest.php
@@ -126,3 +126,13 @@
     expect(compile_html_with_vars('foo', '<div id="foo" yoyo:props="foo"></div>', ['foo' => 'bar']))
         ->toContain(hxattr('vals', encode_vals([yoprefix_value('id') => 'foo', 'foo' => 'bar'])));
 });
+
+it('correctly compiles component with non-ascii characters', function () {
+    expect(compile_html('foo', '<div><p>áéíóü</p></div>'))
+        ->toContain('áéíóü');
+});
+
+it('correctly compiles component with Chinese characters', function () {
+    expect(compile_html('foo', '<div><p>极简、极速、极致、 海豚PHP、PHP开发框架、后台框架</p></div>'))
+        ->toContain('极简、极速、极致、 海豚PHP、PHP开发框架、后台框架');
+});
diff --git a/tests/app/Yoyo/ActionArguments.php b/tests/app/Yoyo/ActionArguments.php
index 90e5558..f8ba8cf 100644
--- a/tests/app/Yoyo/ActionArguments.php
+++ b/tests/app/Yoyo/ActionArguments.php
@@ -6,6 +6,10 @@
 
 class ActionArguments extends Component
 {
+    protected $a;
+
+    protected $b;
+
     public function someAction($a, $b)
     {
         $this->a = $a;
diff --git a/tests/app/Yoyo/CounterDynamicProperties.php b/tests/app/Yoyo/CounterDynamicProperties.php
index 8cea367..a33875d 100644
--- a/tests/app/Yoyo/CounterDynamicProperties.php
+++ b/tests/app/Yoyo/CounterDynamicProperties.php
@@ -4,6 +4,7 @@
 
 use Clickfwd\Yoyo\Component;
 
+#[\AllowDynamicProperties]
 class CounterDynamicProperties extends Component
 {
     public function getQueryString()
@@ -11,6 +12,11 @@ public function getQueryString()
         return $this->getDynamicProperties();
     }
 
+    /**
+     * The 'count' property value is not known ahead of time and can be set programatically;
+     *
+     * @return void
+     */
     public function getDynamicProperties()
     {
         return ['count'];
diff --git a/tests/app/Yoyo/DependencyInjectionClassWithNamedArgumentMapping.php b/tests/app/Yoyo/DependencyInjectionClassWithNamedArgumentMapping.php
index f668f2a..eda1b93 100644
--- a/tests/app/Yoyo/DependencyInjectionClassWithNamedArgumentMapping.php
+++ b/tests/app/Yoyo/DependencyInjectionClassWithNamedArgumentMapping.php
@@ -8,6 +8,8 @@
 
 class DependencyInjectionClassWithNamedArgumentMapping extends Component
 {
+    protected $id;
+
     protected $post;
 
     // $foo variable passed to component is automaticaly injected in Post::__constructor