diff --git a/src/ncc/Enums/Types/ProjectType.php b/src/ncc/Enums/Types/ProjectType.php
index 3db7f63..648750f 100644
--- a/src/ncc/Enums/Types/ProjectType.php
+++ b/src/ncc/Enums/Types/ProjectType.php
@@ -22,14 +22,9 @@
 
     namespace ncc\Enums\Types;
 
-    final class ProjectType
+    enum ProjectType : string
     {
-        public const COMPOSER = 'composer';
+        case COMPOSER = 'composer';
 
-        public const NCC = 'ncc';
-
-        public const ALL = [
-            self::COMPOSER,
-            self::NCC,
-        ];
+        case NCC = 'ncc';
     }
\ No newline at end of file
diff --git a/src/ncc/Managers/PackageManager.php b/src/ncc/Managers/PackageManager.php
index db489f6..52068fa 100644
--- a/src/ncc/Managers/PackageManager.php
+++ b/src/ncc/Managers/PackageManager.php
@@ -798,9 +798,10 @@
                 throw new OperationException(sprintf('Failed to detect project type from source %s: %s', $archive, $e->getMessage()), $e);
             }
 
+            // TODO: getProjectType() could return the enum case
             switch($project_detection->getProjectType())
             {
-                case ProjectType::NCC:
+                case ProjectType::NCC->value:
                     try
                     {
                         $package_path = (new ProjectManager($project_detection->getProjectFilePath()))->build(
@@ -823,7 +824,7 @@
                         throw new OperationException(sprintf('Failed to build from source %s: %s', $archive, $e->getMessage()), $e);
                     }
 
-                case ProjectType::COMPOSER:
+                case ProjectType::COMPOSER->value:
                     try
                     {
                         $project_manager = ProjectManager::initializeFromComposer(dirname($project_detection->getProjectFilePath()), $options);
diff --git a/src/ncc/Utilities/Resolver.php b/src/ncc/Utilities/Resolver.php
index 410ac68..366fc15 100644
--- a/src/ncc/Utilities/Resolver.php
+++ b/src/ncc/Utilities/Resolver.php
@@ -212,12 +212,12 @@
             {
                 if(str_ends_with($file, 'project.json'))
                 {
-                    return new ProjectDetectionResults($file, ProjectType::NCC);
+                    return new ProjectDetectionResults($file, ProjectType::NCC->value);
                 }
 
                 if(str_ends_with($file, 'composer.json'))
                 {
-                    return new ProjectDetectionResults($file, ProjectType::COMPOSER);
+                    return new ProjectDetectionResults($file, ProjectType::COMPOSER->value);
                 }
             }