diff --git a/composer.json b/composer.json
index d6f077c..40a34fc 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,7 @@
     "require": {
         "php": "^8.2",
         "symfony/console": "^6.4|^7.0",
-        "nategood/httpful": "^0.3.2",
+        "nategood/httpful": "^1.0",
         "webmozart/assert": "^1.11",
         "symfony/process": "^6.4|^7.0"
     },
diff --git a/src/GitResolver.php b/src/GitResolver.php
index 06fbfe4..c67cee8 100644
--- a/src/GitResolver.php
+++ b/src/GitResolver.php
@@ -6,6 +6,7 @@
 
 use Rector\ReleaseNotesGenerator\ValueObject\Commit;
 use Symfony\Component\Process\Process;
+use Webmozart\Assert\Assert;
 
 final class GitResolver
 {
@@ -34,6 +35,11 @@ private function mapCommitLinesToCommits(array $commitLines): array
     {
         return array_map(static function (string $line): Commit {
             preg_match('#(?<hash>\w+) (?<message>.*?) (?<date>\d+\-\d+\-\d+)#', $line, $matches);
+
+            Assert::keyExists($matches, 'hash');
+            Assert::keyExists($matches, 'message');
+            Assert::keyExists($matches, 'date');
+
             return new Commit($matches['hash'], $matches['message'], $matches['date']);
         }, $commitLines);
     }