diff --git a/.github/workflows/unit-tests.yaml b/.github/workflows/unit-tests.yaml
index d79c21792be..621a8219bcb 100644
--- a/.github/workflows/unit-tests.yaml
+++ b/.github/workflows/unit-tests.yaml
@@ -65,7 +65,7 @@ jobs:
                   echo COLUMNS=120 >> $GITHUB_ENV
                   echo COMPOSER_MIN_STAB='composer config minimum-stability ${{ matrix.minimum-stability || 'stable' }} --ansi' >> $GITHUB_ENV
                   echo COMPOSER_UP='composer update ${{ matrix.dependency-version == 'lowest' && '--prefer-lowest' || '' }} --no-progress --no-interaction --ansi' >> $GITHUB_ENV
-                  echo PHPUNIT='vendor/bin/simple-phpunit' >> $GITHUB_ENV
+                  echo PHPUNIT='vendor/bin/simple-phpunit ${{ matrix.os == 'windows-latest' && '--exclude-group transient-on-windows' || '' }}' >> $GITHUB_ENV
                   [ 'lowest' = '${{ matrix.dependency-version }}' ] && export SYMFONY_DEPRECATIONS_HELPER=weak
 
                   # Swup and Typed have no tests, Turbo has its own workflow file
diff --git a/src/LiveComponent/tests/Functional/EventListener/LiveComponentSubscriberTest.php b/src/LiveComponent/tests/Functional/EventListener/LiveComponentSubscriberTest.php
index cd82132aa7b..ef29bb2174a 100644
--- a/src/LiveComponent/tests/Functional/EventListener/LiveComponentSubscriberTest.php
+++ b/src/LiveComponent/tests/Functional/EventListener/LiveComponentSubscriberTest.php
@@ -91,6 +91,9 @@ public function testCanRenderComponentAsHtmlWithAlternateRoute()
         ;
     }
 
+    /**
+     * @group transient-on-windows
+     */
     public function testCanExecuteComponentActionNormalRoute()
     {
         $templateName = 'render_embedded_with_blocks.html.twig';
@@ -189,6 +192,9 @@ public function testPreReRenderHookOnlyExecutedDuringAjax()
         ;
     }
 
+    /**
+     * @group transient-on-windows
+     */
     public function testItAddsEmbeddedTemplateContextToEmbeddedComponents()
     {
         $templateName = 'render_embedded_with_blocks.html.twig';
@@ -226,6 +232,9 @@ public function testItAddsEmbeddedTemplateContextToEmbeddedComponents()
         ;
     }
 
+    /**
+     * @group transient-on-windows
+     */
     public function testItWorksWithNamespacedTemplateNamesForEmbeddedComponents()
     {
         $templateName = 'render_embedded_with_blocks.html.twig';
@@ -239,6 +248,9 @@ public function testItWorksWithNamespacedTemplateNamesForEmbeddedComponents()
         ;
     }
 
+    /**
+     * @group transient-on-windows
+     */
     public function testItUseBlocksFromEmbeddedContextUsingMultipleComponents()
     {
         $templateName = 'render_multiple_embedded_with_blocks.html.twig';
@@ -271,6 +283,9 @@ public function testItUseBlocksFromEmbeddedContextUsingMultipleComponents()
         ;
     }
 
+    /**
+     * @group transient-on-windows
+     */
     public function testItUseBlocksFromEmbeddedContextUsingMultipleComponentsWithNamespacedTemplate()
     {
         $templateName = 'render_multiple_embedded_with_blocks.html.twig';
diff --git a/src/LiveComponent/tests/Integration/LiveComponentHydratorTest.php b/src/LiveComponent/tests/Integration/LiveComponentHydratorTest.php
index 1b145768644..41bc8241fc2 100644
--- a/src/LiveComponent/tests/Integration/LiveComponentHydratorTest.php
+++ b/src/LiveComponent/tests/Integration/LiveComponentHydratorTest.php
@@ -151,6 +151,7 @@ private function executeHydrationTestCase(callable $testFactory, ?int $minPhpVer
     }
 
     /**
+     * @group transient-on-windows
      * @dataProvider provideDehydrationHydrationTests
      */
     public function testCanDehydrateAndHydrateComponentWithTestCases(callable $testFactory, ?int $minPhpVersion = null)
diff --git a/src/Toolkit/src/Kit/KitContextRunner.php b/src/Toolkit/src/Kit/KitContextRunner.php
index 38962e7dbc1..20813b2a270 100644
--- a/src/Toolkit/src/Kit/KitContextRunner.php
+++ b/src/Toolkit/src/Kit/KitContextRunner.php
@@ -92,7 +92,7 @@ public function findAnonymousComponentTemplate(string $name): ?string
             {
                 foreach ($this->kit->getRecipes(type: RecipeType::Component) as $recipe) {
                     foreach ($recipe->getFiles() as $file) {
-                        if (str_ends_with($file->sourceRelativePathName, str_replace(':', \DIRECTORY_SEPARATOR, $name).'.html.twig')) {
+                        if (str_ends_with($file->sourceRelativePathName, str_replace(':', '/', $name).'.html.twig')) {
                             return $file->sourceRelativePathName;
                         }
                     }
diff --git a/src/Toolkit/tests/Command/InstallCommandTest.php b/src/Toolkit/tests/Command/InstallCommandTest.php
index 6f104ab1a3f..afecc0b77c6 100644
--- a/src/Toolkit/tests/Command/InstallCommandTest.php
+++ b/src/Toolkit/tests/Command/InstallCommandTest.php
@@ -13,6 +13,7 @@
 
 use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
 use Symfony\Component\Filesystem\Filesystem;
+use Symfony\Component\Filesystem\Path;
 use Zenstruck\Console\Test\InteractsWithConsole;
 
 class InstallCommandTest extends KernelTestCase
@@ -36,14 +37,14 @@ protected function setUp(): void
     public function testShouldAbleToInstallComponentTableAndItsDependencies()
     {
         $expectedFiles = [
-            'Table/templates/components/Table.html.twig' => $this->tmpDir.'/templates/components/Table.html.twig',
-            'Table/templates/components/Table/Body.html.twig' => $this->tmpDir.'/templates/components/Table/Body.html.twig',
-            'Table/templates/components/Table/Caption.html.twig' => $this->tmpDir.'/templates/components/Table/Caption.html.twig',
-            'Table/templates/components/Table/Cell.html.twig' => $this->tmpDir.'/templates/components/Table/Cell.html.twig',
-            'Table/templates/components/Table/Footer.html.twig' => $this->tmpDir.'/templates/components/Table/Footer.html.twig',
-            'Table/templates/components/Table/Head.html.twig' => $this->tmpDir.'/templates/components/Table/Head.html.twig',
-            'Table/templates/components/Table/Header.html.twig' => $this->tmpDir.'/templates/components/Table/Header.html.twig',
-            'Table/templates/components/Table/Row.html.twig' => $this->tmpDir.'/templates/components/Table/Row.html.twig',
+            'Table/templates/components/Table.html.twig' => Path::normalize($this->tmpDir.'/templates/components/Table.html.twig'),
+            'Table/templates/components/Table/Body.html.twig' => Path::normalize($this->tmpDir.'/templates/components/Table/Body.html.twig'),
+            'Table/templates/components/Table/Caption.html.twig' => Path::normalize($this->tmpDir.'/templates/components/Table/Caption.html.twig'),
+            'Table/templates/components/Table/Cell.html.twig' => Path::normalize($this->tmpDir.'/templates/components/Table/Cell.html.twig'),
+            'Table/templates/components/Table/Footer.html.twig' => Path::normalize($this->tmpDir.'/templates/components/Table/Footer.html.twig'),
+            'Table/templates/components/Table/Head.html.twig' => Path::normalize($this->tmpDir.'/templates/components/Table/Head.html.twig'),
+            'Table/templates/components/Table/Header.html.twig' => Path::normalize($this->tmpDir.'/templates/components/Table/Header.html.twig'),
+            'Table/templates/components/Table/Row.html.twig' => Path::normalize($this->tmpDir.'/templates/components/Table/Row.html.twig'),
         ];
 
         foreach ($expectedFiles as $expectedFile) {