diff --git a/src/Controller/PasteController.php b/src/Controller/PasteController.php
index d7ca3e7..9cb01bf 100644
--- a/src/Controller/PasteController.php
+++ b/src/Controller/PasteController.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types = 1);
 
 namespace App\Controller;
 
diff --git a/src/Entity/.gitignore b/src/Entity/.gitignore
deleted file mode 100644
index e69de29..0000000
diff --git a/src/Entity/Paste.php b/src/Entity/Paste.php
index cd27422..e0b589b 100644
--- a/src/Entity/Paste.php
+++ b/src/Entity/Paste.php
@@ -1,4 +1,6 @@
 <?php
+declare(strict_types = 1);
+
 namespace App\Entity;
 
 use App\Repository\PasteRepository;
diff --git a/src/Form/Type/PasteForm.php b/src/Form/Type/PasteForm.php
index e0f0016..042188d 100644
--- a/src/Form/Type/PasteForm.php
+++ b/src/Form/Type/PasteForm.php
@@ -1,4 +1,6 @@
 <?php
+declare(strict_types = 1);
+
 namespace App\Form\Type;
 
 use Symfony\Component\Form\AbstractType;
diff --git a/src/Repository/PasteRepository.php b/src/Repository/PasteRepository.php
index 99f64e4..12a8cb9 100644
--- a/src/Repository/PasteRepository.php
+++ b/src/Repository/PasteRepository.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types = 1);
 
 namespace App\Repository;