diff --git a/src/Symfony/Component/AssetMapper/Compiler/JavaScriptImportPathCompiler.php b/src/Symfony/Component/AssetMapper/Compiler/JavaScriptImportPathCompiler.php
index 16a325a016cbf..9c10835b46004 100644
--- a/src/Symfony/Component/AssetMapper/Compiler/JavaScriptImportPathCompiler.php
+++ b/src/Symfony/Component/AssetMapper/Compiler/JavaScriptImportPathCompiler.php
@@ -35,9 +35,9 @@ final class JavaScriptImportPathCompiler implements AssetCompilerInterface
             (?:\/\/.*)                     # Lines that start with comments
         |
             (?:
-                \'(?:[^\'\\\\]|\\\\.)*\'   # Strings enclosed in single quotes
+                \'(?:[^\'\\\\\n]|\\\\.)*\'   # Strings enclosed in single quotes
             |
-                "(?:[^"\\\\]|\\\\.)*"      # Strings enclosed in double quotes
+                "(?:[^"\\\\\n]|\\\\.)*"      # Strings enclosed in double quotes
             )
         |
             (?:                            # Import statements (script captured)
@@ -49,7 +49,7 @@ final class JavaScriptImportPathCompiler implements AssetCompilerInterface
             |
                 \bimport\(
             )
-            \s*[\'"`](\.\/[^\'"`]+|(\.\.\/)*[^\'"`]+)[\'"`]\s*[;\)]
+            \s*[\'"`](\.\/[^\'"`\n]+|(\.\.\/)*[^\'"`\n]+)[\'"`]\s*[;\)]
         ?
     /mx';
 
diff --git a/src/Symfony/Component/AssetMapper/Tests/Compiler/JavaScriptImportPathCompilerTest.php b/src/Symfony/Component/AssetMapper/Tests/Compiler/JavaScriptImportPathCompilerTest.php
index aa57145b3ce1d..0b1d09e980d7a 100644
--- a/src/Symfony/Component/AssetMapper/Tests/Compiler/JavaScriptImportPathCompilerTest.php
+++ b/src/Symfony/Component/AssetMapper/Tests/Compiler/JavaScriptImportPathCompilerTest.php
@@ -68,8 +68,11 @@ public function testCompileFindsCorrectImports(string $input, array $expectedJav
             ->willReturnCallback(function ($path) {
                 return match ($path) {
                     '/project/assets/foo.js' => new MappedAsset('foo.js', '/can/be/anything.js', publicPathWithoutDigest: '/assets/foo.js'),
+                    '/project/assets/bootstrap.js' => new MappedAsset('bootstrap.js', '/can/be/anything.js', publicPathWithoutDigest: '/assets/bootstrap.js'),
                     '/project/assets/other.js' => new MappedAsset('other.js', '/can/be/anything.js', publicPathWithoutDigest: '/assets/other.js'),
                     '/project/assets/subdir/foo.js' => new MappedAsset('subdir/foo.js', '/can/be/anything.js', publicPathWithoutDigest: '/assets/subdir/foo.js'),
+                    '/project/assets/styles/app.css' => new MappedAsset('styles/app.css', '/can/be/anything.js', publicPathWithoutDigest: '/assets/styles/app.css'),
+                    '/project/assets/styles/app.scss' => new MappedAsset('styles/app.scss', '/can/be/anything.js', publicPathWithoutDigest: '/assets/styles/app.scss'),
                     '/project/assets/styles.css' => new MappedAsset('styles.css', '/can/be/anything.js', publicPathWithoutDigest: '/assets/styles.css'),
                     '/project/assets/vendor/module_in_importmap_remote.js' => new MappedAsset('module_in_importmap_remote.js', '/can/be/anything.js', publicPathWithoutDigest: '/assets/module_in_importmap_remote.js'),
                     '/project/assets/vendor/@popperjs/core.js' => new MappedAsset('assets/vendor/@popperjs/core.js', '/can/be/anything.js', publicPathWithoutDigest: '/assets/@popperjs/core.js'),
@@ -90,6 +93,26 @@ public function testCompileFindsCorrectImports(string $input, array $expectedJav
 
     public static function provideCompileTests(): iterable
     {
+        yield 'standard_symfony_app_js' => [
+            'input' => <<<EOF
+            import './bootstrap.js';
+
+            /*
+             * Welcome to your app's main JavaScript file!
+             *
+             * This file will be included onto the page via the importmap() Twig function,
+             * which should already be in your base.html.twig.
+             */
+            import './styles/app.css';
+
+            console.log('This log comes from assets/app.js - welcome to AssetMapper! 🎉');
+            EOF,
+            'expectedJavaScriptImports' => [
+                '/assets/bootstrap.js' => ['lazy' => false, 'asset' => 'bootstrap.js', 'add' => true],
+                '/assets/styles/app.css' => ['lazy' => false, 'asset' => 'styles/app.css', 'add' => true],
+            ],
+        ];
+
         yield 'dynamic_simple_double_quotes' => [
             'input' => 'import("./other.js");',
             'expectedJavaScriptImports' => ['/assets/other.js' => ['lazy' => true, 'asset' => 'other.js', 'add' => true]],