diff --git a/qtism/runtime/pci/json/Unmarshaller.php b/qtism/runtime/pci/json/Unmarshaller.php
index 9ee69410e..74cd46f6c 100644
--- a/qtism/runtime/pci/json/Unmarshaller.php
+++ b/qtism/runtime/pci/json/Unmarshaller.php
@@ -254,6 +254,9 @@ protected function unmarshallUnit(array $unit)
                 case 'identifier':
                     return $this->unmarshallIdentifier($unit);
                     break;
+                case 'list':
+                    return $this->unmarshallList($unit['base']);
+                    break;
 
                 default:
                     throw new UnmarshallingException("Unknown QTI baseType '" . $keys[0] . "'");
diff --git a/test/qtismtest/runtime/pci/json/JsonUnmarshallerTest.php b/test/qtismtest/runtime/pci/json/JsonUnmarshallerTest.php
index 41740624c..1ac7e8f3d 100644
--- a/test/qtismtest/runtime/pci/json/JsonUnmarshallerTest.php
+++ b/test/qtismtest/runtime/pci/json/JsonUnmarshallerTest.php
@@ -353,6 +353,22 @@ public function unmarshallRecordProvider()
         $json = '{ "record" : [ { "name": "A" } ] }';
         $returnValue[] = [$record, $json];
 
+        $record = new RecordContainer(
+            [
+                'A' => new MultipleContainer(
+                    BaseType::STRING,
+                    [
+                        new QtiString('p'),
+                        new QtiString('a'),
+                        new QtiString('p'),
+                        new QtiString('e'),
+                        new QtiString('r'),
+                    ]
+                )
+            ]);
+        $json = '{ "record" : [ {"name": "A","list": {"string": ["p","a","p","e","r"]} } ] }';
+        $returnValue[] = [$record, $json];
+
         return $returnValue;
     }