diff --git a/src/Action/GenerateConfigurationFiles.php b/src/Action/GenerateConfigurationFiles.php
index 674a4aa..d8c4d7f 100644
--- a/src/Action/GenerateConfigurationFiles.php
+++ b/src/Action/GenerateConfigurationFiles.php
@@ -25,7 +25,7 @@ final class GenerateConfigurationFiles
         /**
          * @var Collection<int,TemplateFile> $filesToGenerate
          * @var ConfigDto $configurationDataDto,
-         * @var array<string,mixed> $configurationData
+         * @var array<non-empty-string,mixed> $configurationData
          */
         [$configurationData, $configurationDataDto, $filesToGenerate] = $filesToGenerateAndConfigurationData;