diff --git a/src/Illuminate/Cache/RedisStore.php b/src/Illuminate/Cache/RedisStore.php
index d7972768fe4f..6e698366dcd5 100755
--- a/src/Illuminate/Cache/RedisStore.php
+++ b/src/Illuminate/Cache/RedisStore.php
@@ -330,11 +330,17 @@ protected function currentTags($chunkSize = 1000)
             $cursor = $defaultCursorValue;
 
             do {
-                [$cursor, $tagsChunk] = $connection->scan(
+                $scanResult = $connection->scan(
                     $cursor,
                     ['match' => $prefix.'tag:*:entries', 'count' => $chunkSize]
                 );
 
+                if (! is_array($scanResult)) {
+                    break;
+                }
+
+                [$cursor, $tagsChunk] = $scanResult;
+
                 if (! is_array($tagsChunk)) {
                     break;
                 }