diff --git a/src/ObjectReflection.php b/src/ObjectReflection.php
index 8e71dae..b773b43 100644
--- a/src/ObjectReflection.php
+++ b/src/ObjectReflection.php
@@ -65,13 +65,13 @@ class ObjectReflection {
 
             if ( $traits = $this->classReflection->getTraits() ) {
                 foreach($traits as $key => $value) {
-                    $traitTags = array_merge_recursive($traitTags ?? [], static::fromClass($key)->gatherClass(true));
+                    $traitTags = static::fromClass($key)->gatherClass(true);
                 }
             }
 
             if ( $interfaces = $this->classReflection->getInterfaces() ) {
                 foreach($interfaces as $key => $value) {
-                    $interfaceTags = array_merge_recursive($interfaceTags ?? [], static::fromClass($key)->gatherClass(true));
+                    $interfaceTags = static::fromClass($key)->gatherClass(true);
                 }
             }
 
@@ -81,11 +81,11 @@ class ObjectReflection {
         }
 
         return array_merge_recursive($class ?? [], $traitTags ?? [], $interfaceTags ?? [], [
-            'tags' => $this->annotationReader->getClass($this->classReflection)
-        ] + ( ! $full ? [] : [
-            'traits' => array_map($itemName, $traits),
-            'interfaces' => array_map($itemName, $interfaces),
-        ] ));
+                'tags' => $this->annotationReader->getClass($this->classReflection)
+            ] + ( ! $full ? [] : [
+                'traits' => array_map($itemName, $traits),
+                'interfaces' => array_map($itemName, $interfaces),
+            ] ));
     }
 
     public function gatherProperties(bool $full = true, int $filter =
@@ -114,10 +114,15 @@ class ObjectReflection {
                 $current['value'] = $defaultValues[ $current['name'] ];
             }
 
+
             if ( $property->hasType() ) {
-                $current['type'] = $property->getType()->getName();
-                $current['builtin'] = $property->getType()->isBuiltIn();
-                $current['nullable'] = $property->getType()->allowsNull();
+                $type = $property->getType();
+
+                if (! $type instanceof \ReflectionUnionType ) {
+                    $current['type'] = $type->getName();
+                    $current['builtin'] = $type->isBuiltIn();
+                    $current['nullable'] = $type->allowsNull();
+                }
             }
 
             $current['tags'] = $this->annotationReader->getProperty($property);