diff --git a/src/Service/AbstractApi.php b/src/Service/AbstractApi.php
index d0df143..73ab113 100644
--- a/src/Service/AbstractApi.php
+++ b/src/Service/AbstractApi.php
@@ -98,9 +98,16 @@ private function doCreateRate($url, CurrencyPair $currencyPair): ExchangeRate
 
         if (isset($data['exchange_rates'][$currencyPair->getQuoteCurrency()])) {
             $date = new \DateTime();
-            $date->setTimestamp($data['last_updated']);
             $date->setTimezone(new \DateTimeZone('UTC'));
 
+            if (isset($data['last_updated'])) {
+                $date->setTimestamp($data['last_updated']);
+            }
+
+            if (isset($data['date'])) {
+                $date = \DateTime::createFromFormat('Y-m-d', $data['date'], new \DateTimeZone('UTC'));
+            }
+
             $rate = $data['exchange_rates'][$currencyPair->getQuoteCurrency()];
 
             return $this->createRate($currencyPair, (float) $rate, $date);
diff --git a/tests/Fixtures/Service/AbstractApi/historical.json b/tests/Fixtures/Service/AbstractApi/historical.json
new file mode 100644
index 0000000..419837f
--- /dev/null
+++ b/tests/Fixtures/Service/AbstractApi/historical.json
@@ -0,0 +1,38 @@
+{
+    "base": "USD",
+    "date": "2021-05-14",
+    "exchange_rates": {
+        "EUR": 0.824878,
+        "JPY": 109.28813,
+        "BGN": 1.613297,
+        "CZK": 21.027798,
+        "DKK": 6.13396,
+        "GBP": 0.71008,
+        "HUF": 293.260744,
+        "PLN": 3.729935,
+        "RON": 4.063268,
+        "SEK": 8.35313,
+        "CHF": 0.903407,
+        "ISK": 124.47414,
+        "NOK": 8.254887,
+        "HRK": 6.20226,
+        "RUB": 73.926916,
+        "TRY": 8.428112,
+        "AUD": 1.289615,
+        "BRL": 5.274437,
+        "CAD": 1.212571,
+        "CNY": 6.436031,
+        "HKD": 7.766312,
+        "IDR": 14296.749979,
+        "ILS": 3.279469,
+        "INR": 73.25497,
+        "KRW": 1128.491298,
+        "MXN": 19.816217,
+        "MYR": 4.125464,
+        "NZD": 1.383403,
+        "PHP": 47.733234,
+        "SGD": 1.333086,
+        "THB": 31.355275,
+        "ZAR": 14.082488
+    }
+}
diff --git a/tests/Tests/Service/AbstractApiTest.php b/tests/Tests/Service/AbstractApiTest.php
index c86c85e..c37459e 100644
--- a/tests/Tests/Service/AbstractApiTest.php
+++ b/tests/Tests/Service/AbstractApiTest.php
@@ -70,7 +70,7 @@ public function it_fetches_a_historical_rate()
     {
         $pair = CurrencyPair::createFromString('USD/GBP');
         $url = 'https://exchange-rates.abstractapi.com/v1/historical?api_key=secret&base=USD&date=2000-01-03';
-        $content = file_get_contents(__DIR__.'/../../Fixtures/Service/AbstractApi/success.json');
+        $content = file_get_contents(__DIR__.'/../../Fixtures/Service/AbstractApi/historical.json');
         $date = new \DateTime('2000-01-03');
 
         $service = new AbstractApi($this->getHttpAdapterMock($url, $content), null, ['api_key' => 'secret']);