diff --git a/lib/StripeObject.php b/lib/StripeObject.php
index 635ce546f..c256bc9b0 100644
--- a/lib/StripeObject.php
+++ b/lib/StripeObject.php
@@ -243,7 +243,7 @@ public function refreshFrom($values, $opts, $partial = false)
         $this->_originalValues = self::deepCopy($values);
 
         if ($values instanceof StripeObject) {
-            $values = $values->toArray(true);
+            $values = $values->toArray();
         }
 
         // Wipe old state before setting new.  This is useful for e.g. updating a
@@ -401,7 +401,7 @@ public function serializeParamsValue($value, $original, $unsaved, $force, $key =
 
     public function jsonSerialize()
     {
-        return $this->toArray(true);
+        return $this->toArray();
     }
 
     /**
@@ -441,7 +441,7 @@ public function toArray()
      */
     public function toJSON()
     {
-        return json_encode($this->toArray(true), JSON_PRETTY_PRINT);
+        return json_encode($this->toArray(), JSON_PRETTY_PRINT);
     }
 
     public function __toString()
diff --git a/tests/Stripe/Util/UtilTest.php b/tests/Stripe/Util/UtilTest.php
index 71c089deb..39e181c52 100644
--- a/tests/Stripe/Util/UtilTest.php
+++ b/tests/Stripe/Util/UtilTest.php
@@ -31,7 +31,7 @@ public function testConvertStripeObjectToArrayIncludesId()
             ],
             null
         );
-        $this->assertTrue(array_key_exists("id", $customer->toArray(true)));
+        $this->assertTrue(array_key_exists("id", $customer->toArray()));
     }
 
     public function testUtf8()