diff --git a/src/bundle/RepositoryInstaller/Command/InstallPlatformCommand.php b/src/bundle/RepositoryInstaller/Command/InstallPlatformCommand.php
index 542c6702ca..235e40b0df 100644
--- a/src/bundle/RepositoryInstaller/Command/InstallPlatformCommand.php
+++ b/src/bundle/RepositoryInstaller/Command/InstallPlatformCommand.php
@@ -16,6 +16,7 @@
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\BufferedOutput;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Question\ConfirmationQuestion;
 use Symfony\Component\Process\PhpExecutableFinder;
 use Symfony\Component\Process\Process;
 
@@ -84,6 +85,16 @@ protected function execute(InputInterface $input, OutputInterface $output): int
         $this->checkParameters();
         $this->checkCreateDatabase($output);
 
+        $schemaManager = $this->connection->getSchemaManager();
+        if (!empty($schemaManager->listTables())) {
+            $helper = $this->getHelper('question');
+            $question = new ConfirmationQuestion('Running this command will delete current data in database. Continue?');
+
+            if (!$helper->ask($input, $output, $question)) {
+                return 0;
+            }
+        }
+
         $type = $input->getArgument('type');
         $siteaccess = $input->getOption('siteaccess');
         $installer = $this->getInstaller($type);