diff --git a/CHANGELOG.md b/CHANGELOG.md
index 13ee673..dce257e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@ Fixed:
 Changed:
 
 * MR swoole/library#160 : Allow to pass array key/index to the callback function of function _\Swoole\Coroutine::map()_. (by @maxiaozhi )
+* MR swoole/library#166 : Support configurable options for _Redis_. (by @sy-records )
 * Improved type declarations and return types.
 
 ## 5.1.1 (2023-11-26)
diff --git a/src/core/Database/RedisConfig.php b/src/core/Database/RedisConfig.php
index b6161b8..a6049e4 100644
--- a/src/core/Database/RedisConfig.php
+++ b/src/core/Database/RedisConfig.php
@@ -29,6 +29,9 @@ class RedisConfig
 
     protected int $dbIndex = 0;
 
+    /**
+     * @var array<int, mixed>
+     */
     protected array $options = [];
 
     public function getHost(): string
@@ -119,18 +122,31 @@ public function withDbIndex(int $dbIndex): self
         return $this;
     }
 
+    /**
+     * Add a configurable option.
+     */
     public function withOption(int $option, mixed $value): self
     {
         $this->options[$option] = $value;
         return $this;
     }
 
+    /**
+     * Add/override configurable options.
+     *
+     * @param array<int, mixed> $options
+     */
     public function setOptions(array $options): self
     {
         $this->options = $options;
         return $this;
     }
 
+    /**
+     * Get configurable options.
+     *
+     * @return array<int, mixed>
+     */
     public function getOptions(): array
     {
         return $this->options;
diff --git a/src/core/Database/RedisPool.php b/src/core/Database/RedisPool.php
index 45dbb67..7ef7c75 100644
--- a/src/core/Database/RedisPool.php
+++ b/src/core/Database/RedisPool.php
@@ -49,10 +49,8 @@ public function __construct(protected RedisConfig $config, int $size = self::DEF
             }
 
             /* Set Redis options. */
-            if ($this->config->getOptions() !== []) {
-                foreach ($this->config->getOptions() as $key => $value) {
-                    $redis->setOption($key, $value);
-                }
+            foreach ($this->config->getOptions() as $key => $value) {
+                $redis->setOption($key, $value);
             }
 
             return $redis;