diff --git a/extractor/readable b/extractor/readable
index c03279a..235bc25 160000
--- a/extractor/readable
+++ b/extractor/readable
@@ -1 +1 @@
-Subproject commit c03279a3d91391a405c540b09419500f0be7598e
+Subproject commit 235bc252275da62f954c3e9e4241a3f22dbb3f24
diff --git a/extractor/tika b/extractor/tika
index 13b386a..9a06a88 160000
--- a/extractor/tika
+++ b/extractor/tika
@@ -1 +1 @@
-Subproject commit 13b386a94a0cbac0622d834f5c9cfcc4e2c9fdbc
+Subproject commit 9a06a88d93f54838d33405ab624cf988a5572736
diff --git a/tests/metadata_test.php b/tests/metadata_test.php
index 4becd6a..abf9b51 100644
--- a/tests/metadata_test.php
+++ b/tests/metadata_test.php
@@ -434,10 +434,10 @@ public function test_populate_from_raw($variable, $rawkey, $rawvalue, $variablee
         $actual = $method->invoke($metadata, $resourcehash, $rawdata);
 
         if ($variableexists) {
-            $this->assertObjectHasAttribute($variable, $metadata);
+            $this->assertObjectHasProperty($variable, $metadata);
             $this->assertSame($rawvalue, $metadata->$variable);
         } else {
-            $this->assertObjectNotHasAttribute($variable, $metadata);
+            $this->assertObjectNotHasProperty($variable, $metadata);
         }
 
         $this->assertTrue($actual);