diff --git a/src/DocBlock/Tags/Factory/ImplementsFactory.php b/src/DocBlock/Tags/Factory/ImplementsFactory.php
index a16e8c4..20aed24 100644
--- a/src/DocBlock/Tags/Factory/ImplementsFactory.php
+++ b/src/DocBlock/Tags/Factory/ImplementsFactory.php
@@ -18,7 +18,7 @@ use function is_string;
 /**
  * @internal This class is not part of the BC promise of this library.
  */
-final class ImplementsFactory implements Factory
+final class ImplementsFactory implements PHPStanFactory
 {
     private DescriptionFactory $descriptionFactory;
     private TypeResolver $typeResolver;
diff --git a/src/DocBlock/Tags/Factory/TemplateImplementsFactory.php b/src/DocBlock/Tags/Factory/TemplateImplementsFactory.php
index 9ae8242..bb3d11d 100644
--- a/src/DocBlock/Tags/Factory/TemplateImplementsFactory.php
+++ b/src/DocBlock/Tags/Factory/TemplateImplementsFactory.php
@@ -18,7 +18,7 @@ use function is_string;
 /**
  * @internal This class is not part of the BC promise of this library.
  */
-final class TemplateImplementsFactory implements Factory
+final class TemplateImplementsFactory implements PHPStanFactory
 {
     private DescriptionFactory $descriptionFactory;
     private TypeResolver $typeResolver;