diff --git a/src/Illuminate/Cache/RedisStore.php b/src/Illuminate/Cache/RedisStore.php
index 571419849d1f..be4dc96ef37b 100755
--- a/src/Illuminate/Cache/RedisStore.php
+++ b/src/Illuminate/Cache/RedisStore.php
@@ -77,6 +77,10 @@ public function get($key)
      */
     public function many(array $keys)
     {
+        if (count($keys) === 0) {
+            return [];
+        }
+
         $results = [];
 
         $values = $this->connection()->mget(array_map(function ($key) {