diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 9624293c3..06f03fa76 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -18,7 +18,7 @@ jobs:
       max-parallel: 6
       matrix:
         operatingSystem: [ubuntu-latest, windows-latest]
-        phpVersion: ['8.1', '8.2', '8.3', '8.4']
+        phpVersion: ['8.1', '8.2', '8.3', '8.4', '8.5']
       fail-fast: false
     runs-on: ${{ matrix.operatingSystem }}
     name: ${{ matrix.operatingSystem }} / PHP ${{ matrix.phpVersion }}
diff --git a/src/Config/Repository.php b/src/Config/Repository.php
index 5ab39dbd2..e59f72f6e 100644
--- a/src/Config/Repository.php
+++ b/src/Config/Repository.php
@@ -194,7 +194,7 @@ protected function load($group, $namespace, $collection)
         // If we've already loaded this collection, we will just bail out since we do
         // not want to load it again. Once items are loaded a first time they will
         // stay kept in memory within this class and not loaded from disk again.
-        if (isset($this->afterLoad[$namespace])) {
+        if ($namespace !== null && isset($this->afterLoad[$namespace])) {
             $items = $this->callAfterLoad($namespace, $group, $items);
         }
 
diff --git a/src/Console/Traits/ProcessesQuery.php b/src/Console/Traits/ProcessesQuery.php
index 19d88d758..06cbc1d21 100644
--- a/src/Console/Traits/ProcessesQuery.php
+++ b/src/Console/Traits/ProcessesQuery.php
@@ -16,7 +16,7 @@ trait ProcessesQuery
      * query by the provided chunkSize, running the callback on each record and
      * limiting number of records processed to the provided limit
      */
-    public function processQuery(Builder $query, callable $callback, int $chunkSize = 100, int $limit = null): void
+    public function processQuery(Builder $query, callable $callback, int $chunkSize = 100, ?int $limit = null): void
     {
         $totalRecords = $query->count();
 
diff --git a/src/Network/Http.php b/src/Network/Http.php
index cca7a97c2..0f38a7659 100644
--- a/src/Network/Http.php
+++ b/src/Network/Http.php
@@ -368,7 +368,7 @@ public function send()
         /*
          * Close resources
          */
-        curl_close($curl);
+        unset($curl);
 
         if ($this->streamFile) {
             rewind($headerStream);