diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 586b441..2194696 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -56,7 +56,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-versions: ["8.3", "8.4"]
+        php-versions: ["8.3", "8.4", "8.5"]
     runs-on: windows-latest
     steps:
       - name: Set autocrlf
diff --git a/.phive/phars.xml b/.phive/phars.xml
index e62ca9f..9b98231 100644
--- a/.phive/phars.xml
+++ b/.phive/phars.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phive xmlns="https://phar.io/phive">
-  <phar name="php-cs-fixer" version="^3.75.0" installed="3.87.2" location="./tools/php-cs-fixer" copy="false"/>
-  <phar name="phpstan" version="^2.1.28" installed="2.1.28" location="./tools/phpstan" copy="false"/>
+  <phar name="php-cs-fixer" version="^3.75.0" installed="3.94.2" location="./tools/php-cs-fixer" copy="false"/>
+  <phar name="phpstan" version="^2.1.28" installed="2.1.40" location="./tools/phpstan" copy="false"/>
 </phive>
diff --git a/src/AlertExtension.php b/src/AlertExtension.php
index 1dd319f..4d4d881 100644
--- a/src/AlertExtension.php
+++ b/src/AlertExtension.php
@@ -47,7 +47,7 @@ public function configureSchema(ConfigurationBuilderInterface $builder): void
             ]),
             'icons' => Expect::structure([
                 'active' => Expect::bool(false),
-                'use_svg' => Expect::bool(false),
+                'use_svg' => Expect::bool(true),
                 'names' => Expect::structure([
                     'note' => Expect::string('octicons octicons-info'),
                     'tip' => Expect::string('octicons octicons-light-bulb'),
diff --git a/tests/Datasets/MarkdownSets.php b/tests/Datasets/MarkdownSets.php
index a67dcae..45a0fb1 100644
--- a/tests/Datasets/MarkdownSets.php
+++ b/tests/Datasets/MarkdownSets.php
@@ -73,7 +73,7 @@
 > Note lorem ipsum dolor sit amet, _consectetur adipiscing elit_
 > sed do eiusmod tempor incidunt ut labore et dolore magna aliqua.',
         '<div class="alert alert-primary">
-<p class="alert-title"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16"><path d="M0 8a8 8 0 1 1 16 0A8 8 0 0 1 0 8Zm8-6.5a6.5 6.5 0 1 0 0 13 6.5 6.5 0 0 0 0-13ZM6.5 7.75A.75.75 0 0 1 7.25 7h1a.75.75 0 0 1 .75.75v2.75h.25a.75.75 0 0 1 0 1.5h-2a.75.75 0 0 1 0-1.5h.25v-2h-.25a.75.75 0 0 1-.75-.75ZM8 6a1 1 0 1 1 0-2 1 1 0 0 1 0 2Z"></path></svg>Note</p>
+<p class="alert-title"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16" fill="currentColor"><path d="M0 8a8 8 0 1 1 16 0A8 8 0 0 1 0 8Zm8-6.5a6.5 6.5 0 1 0 0 13 6.5 6.5 0 0 0 0-13ZM6.5 7.75A.75.75 0 0 1 7.25 7h1a.75.75 0 0 1 .75.75v2.75h.25a.75.75 0 0 1 0 1.5h-2a.75.75 0 0 1 0-1.5h.25v-2h-.25a.75.75 0 0 1-.75-.75ZM8 6a1 1 0 1 1 0-2 1 1 0 0 1 0 2Z"></path></svg>Note</p>
 <p>Note lorem ipsum dolor sit amet, <em>consectetur adipiscing elit</em>
 sed do eiusmod tempor incidunt ut labore et dolore magna aliqua.</p>
 </div>
@@ -84,7 +84,7 @@
 > Tip lorem ipsum dolor sit amet, _consectetur adipiscing elit_
 > sed do eiusmod tempor incidunt ut labore et dolore magna aliqua.',
         '<div class="alert alert-info">
-<p class="alert-title"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16"><path d="M8 1.5c-2.363 0-4 1.69-4 3.75 0 .984.424 1.625.984 2.304l.214.253c.223.264.47.556.673.848.284.411.537.896.621 1.49a.75.75 0 0 1-1.484.211c-.04-.282-.163-.547-.37-.847a8.456 8.456 0 0 0-.542-.68c-.084-.1-.173-.205-.268-.32C3.201 7.75 2.5 6.766 2.5 5.25 2.5 2.31 4.863 0 8 0s5.5 2.31 5.5 5.25c0 1.516-.701 2.5-1.328 3.259-.095.115-.184.22-.268.319-.207.245-.383.453-.541.681-.208.3-.33.565-.37.847a.751.751 0 0 1-1.485-.212c.084-.593.337-1.078.621-1.489.203-.292.45-.584.673-.848.075-.088.147-.173.213-.253.561-.679.985-1.32.985-2.304 0-2.06-1.637-3.75-4-3.75ZM5.75 12h4.5a.75.75 0 0 1 0 1.5h-4.5a.75.75 0 0 1 0-1.5ZM6 15.25a.75.75 0 0 1 .75-.75h2.5a.75.75 0 0 1 0 1.5h-2.5a.75.75 0 0 1-.75-.75Z"></path></svg>Tip</p>
+<p class="alert-title"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16" fill="currentColor"><path d="M8 1.5c-2.363 0-4 1.69-4 3.75 0 .984.424 1.625.984 2.304l.214.253c.223.264.47.556.673.848.284.411.537.896.621 1.49a.75.75 0 0 1-1.484.211c-.04-.282-.163-.547-.37-.847a8.456 8.456 0 0 0-.542-.68c-.084-.1-.173-.205-.268-.32C3.201 7.75 2.5 6.766 2.5 5.25 2.5 2.31 4.863 0 8 0s5.5 2.31 5.5 5.25c0 1.516-.701 2.5-1.328 3.259-.095.115-.184.22-.268.319-.207.245-.383.453-.541.681-.208.3-.33.565-.37.847a.751.751 0 0 1-1.485-.212c.084-.593.337-1.078.621-1.489.203-.292.45-.584.673-.848.075-.088.147-.173.213-.253.561-.679.985-1.32.985-2.304 0-2.06-1.637-3.75-4-3.75ZM5.75 12h4.5a.75.75 0 0 1 0 1.5h-4.5a.75.75 0 0 1 0-1.5ZM6 15.25a.75.75 0 0 1 .75-.75h2.5a.75.75 0 0 1 0 1.5h-2.5a.75.75 0 0 1-.75-.75Z"></path></svg>Tip</p>
 <p>Tip lorem ipsum dolor sit amet, <em>consectetur adipiscing elit</em>
 sed do eiusmod tempor incidunt ut labore et dolore magna aliqua.</p>
 </div>
@@ -95,7 +95,7 @@
 > Important lorem ipsum dolor sit amet, _consectetur adipiscing elit_
 > sed do eiusmod tempor incidunt ut labore et dolore magna aliqua.',
         '<div class="alert alert-success">
-<p class="alert-title"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16"><path d="M0 1.75C0 .784.784 0 1.75 0h12.5C15.216 0 16 .784 16 1.75v9.5A1.75 1.75 0 0 1 14.25 13H8.06l-2.573 2.573A1.458 1.458 0 0 1 3 14.543V13H1.75A1.75 1.75 0 0 1 0 11.25Zm1.75-.25a.25.25 0 0 0-.25.25v9.5c0 .138.112.25.25.25h2a.75.75 0 0 1 .75.75v2.19l2.72-2.72a.749.749 0 0 1 .53-.22h6.5a.25.25 0 0 0 .25-.25v-9.5a.25.25 0 0 0-.25-.25Zm7 2.25v2.5a.75.75 0 0 1-1.5 0v-2.5a.75.75 0 0 1 1.5 0ZM9 9a1 1 0 1 1-2 0 1 1 0 0 1 2 0Z"></path></svg>Important</p>
+<p class="alert-title"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16" fill="currentColor"><path d="M0 1.75C0 .784.784 0 1.75 0h12.5C15.216 0 16 .784 16 1.75v9.5A1.75 1.75 0 0 1 14.25 13H8.06l-2.573 2.573A1.458 1.458 0 0 1 3 14.543V13H1.75A1.75 1.75 0 0 1 0 11.25Zm1.75-.25a.25.25 0 0 0-.25.25v9.5c0 .138.112.25.25.25h2a.75.75 0 0 1 .75.75v2.19l2.72-2.72a.749.749 0 0 1 .53-.22h6.5a.25.25 0 0 0 .25-.25v-9.5a.25.25 0 0 0-.25-.25Zm7 2.25v2.5a.75.75 0 0 1-1.5 0v-2.5a.75.75 0 0 1 1.5 0ZM9 9a1 1 0 1 1-2 0 1 1 0 0 1 2 0Z"></path></svg>Important</p>
 <p>Important lorem ipsum dolor sit amet, <em>consectetur adipiscing elit</em>
 sed do eiusmod tempor incidunt ut labore et dolore magna aliqua.</p>
 </div>
@@ -106,7 +106,7 @@
 > Warning lorem ipsum dolor sit amet, _consectetur adipiscing elit_
 > sed do eiusmod tempor incidunt ut labore et dolore magna aliqua.',
         '<div class="alert alert-warning">
-<p class="alert-title"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16"><path d="M6.457 1.047c.659-1.234 2.427-1.234 3.086 0l6.082 11.378A1.75 1.75 0 0 1 14.082 15H1.918a1.75 1.75 0 0 1-1.543-2.575Zm1.763.707a.25.25 0 0 0-.44 0L1.698 13.132a.25.25 0 0 0 .22.368h12.164a.25.25 0 0 0 .22-.368Zm.53 3.996v2.5a.75.75 0 0 1-1.5 0v-2.5a.75.75 0 0 1 1.5 0ZM9 11a1 1 0 1 1-2 0 1 1 0 0 1 2 0Z"></path></svg>Warning</p>
+<p class="alert-title"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16" fill="currentColor"><path d="M6.457 1.047c.659-1.234 2.427-1.234 3.086 0l6.082 11.378A1.75 1.75 0 0 1 14.082 15H1.918a1.75 1.75 0 0 1-1.543-2.575Zm1.763.707a.25.25 0 0 0-.44 0L1.698 13.132a.25.25 0 0 0 .22.368h12.164a.25.25 0 0 0 .22-.368Zm.53 3.996v2.5a.75.75 0 0 1-1.5 0v-2.5a.75.75 0 0 1 1.5 0ZM9 11a1 1 0 1 1-2 0 1 1 0 0 1 2 0Z"></path></svg>Warning</p>
 <p>Warning lorem ipsum dolor sit amet, <em>consectetur adipiscing elit</em>
 sed do eiusmod tempor incidunt ut labore et dolore magna aliqua.</p>
 </div>
@@ -117,7 +117,7 @@
 > Caution lorem ipsum dolor sit amet, _consectetur adipiscing elit_
 > sed do eiusmod tempor incidunt ut labore et dolore magna aliqua.',
         '<div class="alert alert-danger">
-<p class="alert-title"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16"><path d="M4.47.22A.749.749 0 0 1 5 0h6c.199 0 .389.079.53.22l4.25 4.25c.141.14.22.331.22.53v6a.749.749 0 0 1-.22.53l-4.25 4.25A.749.749 0 0 1 11 16H5a.749.749 0 0 1-.53-.22L.22 11.53A.749.749 0 0 1 0 11V5c0-.199.079-.389.22-.53Zm.84 1.28L1.5 5.31v5.38l3.81 3.81h5.38l3.81-3.81V5.31L10.69 1.5ZM8 4a.75.75 0 0 1 .75.75v3.5a.75.75 0 0 1-1.5 0v-3.5A.75.75 0 0 1 8 4Zm0 8a1 1 0 1 1 0-2 1 1 0 0 1 0 2Z"></path></svg>Caution</p>
+<p class="alert-title"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16" fill="currentColor"><path d="M4.47.22A.749.749 0 0 1 5 0h6c.199 0 .389.079.53.22l4.25 4.25c.141.14.22.331.22.53v6a.749.749 0 0 1-.22.53l-4.25 4.25A.749.749 0 0 1 11 16H5a.749.749 0 0 1-.53-.22L.22 11.53A.749.749 0 0 1 0 11V5c0-.199.079-.389.22-.53Zm.84 1.28L1.5 5.31v5.38l3.81 3.81h5.38l3.81-3.81V5.31L10.69 1.5ZM8 4a.75.75 0 0 1 .75.75v3.5a.75.75 0 0 1-1.5 0v-3.5A.75.75 0 0 1 8 4Zm0 8a1 1 0 1 1 0-2 1 1 0 0 1 0 2Z"></path></svg>Caution</p>
 <p>Caution lorem ipsum dolor sit amet, <em>consectetur adipiscing elit</em>
 sed do eiusmod tempor incidunt ut labore et dolore magna aliqua.</p>
 </div>