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-rw-r--r--php/src/Google/Protobuf/Internal/OneofDescriptor.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/php/src/Google/Protobuf/Internal/OneofDescriptor.php b/php/src/Google/Protobuf/Internal/OneofDescriptor.php
index 04988737..57961f39 100644
--- a/php/src/Google/Protobuf/Internal/OneofDescriptor.php
+++ b/php/src/Google/Protobuf/Internal/OneofDescriptor.php
@@ -48,7 +48,7 @@ class OneofDescriptor
return $this->name;
}
- public function addField(&$field)
+ public function addField(Descriptor $field)
{
$this->fields[] = $field;
}