diff --git a/dictionaries/CallMap.php b/dictionaries/CallMap.php
index ce827081f7d..f7faaa4b875 100644
--- a/dictionaries/CallMap.php
+++ b/dictionaries/CallMap.php
@@ -11608,7 +11608,7 @@
 'ReflectionProperty::getModifiers' => ['int'],
 'ReflectionProperty::getName' => ['string'],
 'ReflectionProperty::getType' => ['?ReflectionType'],
-'ReflectionProperty::getValue' => ['mixed', 'object='=>'object'],
+'ReflectionProperty::getValue' => ['mixed', 'object='=>'null|object'],
 'ReflectionProperty::hasType' => ['bool'],
 'ReflectionProperty::isDefault' => ['bool'],
 'ReflectionProperty::isPrivate' => ['bool'],
diff --git a/dictionaries/CallMap_80_delta.php b/dictionaries/CallMap_80_delta.php
index d03035cb424..afeb1bc4133 100644
--- a/dictionaries/CallMap_80_delta.php
+++ b/dictionaries/CallMap_80_delta.php
@@ -113,6 +113,10 @@
         'old' => ['object', 'args='=>'list<mixed>'],
         'new' => ['object', 'args='=>'array<array-key, mixed>'],
     ],
+    'ReflectionProperty::getValue' => [
+        'old' => ['mixed', 'object='=>'object'],
+        'new' => ['mixed', 'object='=>'null|object'],
+    ],
     'XMLWriter::flush' => [
       'old' => ['string|int|false', 'empty='=>'bool'],
       'new' => ['string|int', 'empty='=>'bool'],