diff --git a/composer.json b/composer.json
index cc72ce5..c824277 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
     }
   },
   "require": {
-    "php": ">=7.1",
+    "php": ">=7.1 <8.2",
     "psr/http-client": "^1.0",
     "psr/http-message": "^1.0",
     "php-http/httplug": "^1.1 || ^2.0",
diff --git a/src/Pagination/PageFactory.php b/src/Pagination/PageFactory.php
index 465d6d8..b080b4c 100644
--- a/src/Pagination/PageFactory.php
+++ b/src/Pagination/PageFactory.php
@@ -58,7 +58,7 @@ private function addFullUri(array $data): array
                 foreach ($value as $subKey => $subValue) {
                     if (is_string($subValue) && 0 === strpos($subValue, '/')) {
                         $value[$subKey]['href'] = $this->uriGenerator->generate(urldecode($subValue));
-                    } elseif (0 === strpos(current($subValue), '/')) {
+                    } elseif ($subValue !== null && 0 === strpos(current($subValue), '/')) {
                         $value[$subKey]['href'] = $this->uriGenerator->generate(urldecode(current($subValue)));
                     }
                 }