diff --git a/.deepsource.toml b/.deepsource.toml
new file mode 100644
index 0000000..bd4a967
--- /dev/null
+++ b/.deepsource.toml
@@ -0,0 +1,5 @@
+version = 1
+
+[[analyzers]]
+name = "php"
+enabled = true
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 327d2de..a439569 100755
--- a/composer.json
+++ b/composer.json
@@ -7,7 +7,7 @@
         "test": "phpunit --colors=always"
     },
     "require": {
-        "php": ">=7.0",
+        "php": ">=7.0|^7.0|^8.0",
         "mpdf/mpdf": "^8.0"
     },
     "autoload": {