diff --git a/core/lib/Drupal/Core/Command/DbDumpCommand.php b/core/lib/Drupal/Core/Command/DbDumpCommand.php
index 18d36e8..95e9906 100644
--- a/core/lib/Drupal/Core/Command/DbDumpCommand.php
+++ b/core/lib/Drupal/Core/Command/DbDumpCommand.php
@@ -82,7 +82,7 @@ protected function generateScript(Connection $connection, array $schema_only = [
 
     $schema_only_patterns = [];
     foreach ($schema_only as $match) {
-      $schema_only_patterns[] = '/^' . preg_quote($match) . '$/';
+      $schema_only_patterns[] = '/^' . $match . '$/';
     }
 
     foreach ($this->getTables($connection) as $table) {
diff --git a/core/modules/system/tests/src/Kernel/Scripts/DbDumpCommandTest.php b/core/modules/system/tests/src/Kernel/Scripts/DbDumpCommandTest.php
index 4fe9b37..5e1e538 100644
--- a/core/modules/system/tests/src/Kernel/Scripts/DbDumpCommandTest.php
+++ b/core/modules/system/tests/src/Kernel/Scripts/DbDumpCommandTest.php
@@ -58,6 +58,9 @@ public function testDbDumpCommand() {
     $this->assertTrue(strpos($output, "'pattern_outline' => 'test"), 'Insert pattern_outline');
   }
 
+  /**
+   * Test schema only option.
+   */
   public function testSchemaOnly() {
     $command = new DbDumpCommand();
     $command_tester = new CommandTester($command);
@@ -69,6 +72,14 @@ public function testSchemaOnly() {
     $this->assertFalse(strpos($output, "'name' => 'test"), 'Insert name field found');
     $this->assertFalse(strpos($output, "'path' => 'test"), 'Insert path field found');
     $this->assertFalse(strpos($output, "'pattern_outline' => 'test"), 'Insert pattern_outline');
+
+    $command_tester->execute(['--schema-only' => 'route.*']);
+    $output = $command_tester->getDisplay();
+    $this->assertTrue(strpos($output, "createTable('router"), 'Table router found');
+    $this->assertFalse(strpos($output, "insert('router"), 'Insert found');
+    $this->assertFalse(strpos($output, "'name' => 'test"), 'Insert name field found');
+    $this->assertFalse(strpos($output, "'path' => 'test"), 'Insert path field found');
+    $this->assertFalse(strpos($output, "'pattern_outline' => 'test"), 'Insert pattern_outline');
   }
 
 }