diff --git a/README-ES.md b/README-ES.md
index 9a7e461..7c1280c 100644
--- a/README-ES.md
+++ b/README-ES.md
@@ -102,10 +102,22 @@ Cookie::destroy($key);
 
 **# Return** (boolean)
 
+### - Establecer prefijo para cookies:
+
+```php
+Cookie::setPrefix($prefix);
+```
+
+| Atributo | Descripción | Tipo | Requerido | Predeterminado
+| --- | --- | --- | --- | --- |
+| $prefix | Prefijo para las cookies. | string | Sí | |
+
+**# Return** (boolean)
+
 ### - Obtener prefijo de cookies:
 
 ```php
-Cookie::getCookiePrefix();
+Cookie::getPrefix();
 ```
 
 **# Return** (string) → prefijo de cookies
@@ -168,10 +180,16 @@ Cookie::destroy('cookie_name');
 Cookie::destroy();
 ```
 
+### - Establecer prefijo para cookies:
+
+```php
+Cookie::setPrefix('prefix_');
+```
+
 ### - Obtener prefijo de cookies:
 
 ```php
-Cookie::getCookiePrefix();
+Cookie::getPrefix();
 ```
 
 ## Tests
diff --git a/README.md b/README.md
index 8a25ebf..ecb55c5 100644
--- a/README.md
+++ b/README.md
@@ -102,10 +102,22 @@ Cookie::destroy($key);
 
 **# Return** (boolean)
 
+### - Set cookie prefix:
+
+```php
+Cookie::setPrefix($prefix);
+```
+
+| Attribute | Description | Type | Required | Default
+| --- | --- | --- | --- | --- |
+| $prefix | Cookie prefix. | string | Yes | |
+
+**# Return** (boolean)
+
 ### - Get cookie prefix:
 
 ```php
-Cookie::getCookiePrefix();
+Cookie::getPrefix();
 ```
 
 **# Return** (string) → cookie prefix
@@ -168,10 +180,16 @@ Cookie::destroy('cookie_name');
 Cookie::destroy();
 ```
 
+### - Set cookie prefix:
+
+```php
+Cookie::setPrefix('prefix_');
+```
+
 ### - Get cookie prefix:
 
 ```php
-Cookie::getCookiePrefix();
+Cookie::getPrefix();
 ```
 
 ## Tests 
diff --git a/src/Cookie.php b/src/Cookie.php
index 815d69e..0169524 100644
--- a/src/Cookie.php
+++ b/src/Cookie.php
@@ -31,7 +31,7 @@ class Cookie
      * @param string $value → the data to save
      * @param string $time  → expiration time in days
      *
-     * @return bool
+     * @return boolean
      */
     public static function set($key, $value, $time = 365)
     {
@@ -79,7 +79,7 @@ public static function pull($key)
      *
      * @param string $key → cookie name to destroy. Not set to delete all
      *
-     * @return bool
+     * @return boolean
      */
     public static function destroy($key = '')
     {
@@ -100,6 +100,25 @@ public static function destroy($key = '')
         return false;
     }
 
+    /**
+     * Set cookie prefix.
+     *
+     * @since 1.1.6
+     *
+     * @param string $prefix → cookie prefix
+     *
+     * @return boolean
+     */
+    public static function setPrefix($prefix)
+    {
+        if (!empty($prefix) && is_string($prefix)) {
+            self::$prefix = $prefix;
+            return true;
+        }
+
+        return false;
+    }
+
     /**
      * Get cookie prefix.
      *
@@ -107,7 +126,7 @@ public static function destroy($key = '')
      *
      * @return string
      */
-    public static function getCookiePrefix()
+    public static function getPrefix()
     {
         return self::$prefix;
     }
diff --git a/tests/CookieTest.php b/tests/CookieTest.php
index b0227ed..f063cbe 100644
--- a/tests/CookieTest.php
+++ b/tests/CookieTest.php
@@ -50,7 +50,7 @@ public function setUp()
 
         $cookie = $this->Cookie;
 
-        $this->cookiePrefix = $cookie::getCookiePrefix();
+        $this->cookiePrefix = $cookie::getPrefix();
     }
 
     /**
@@ -197,4 +197,48 @@ public function testDestroyAllCookiesNonExistents()
 
         $this->assertFalse($cookie::destroy());
     }
+
+    /**
+     * Get cookie prefix.
+     *
+     * @runInSeparateProcess
+     *
+     * @since 1.1.6
+     */
+    public function testGetCookiePrefix()
+    {
+        $cookie = $this->Cookie;
+
+        $this->assertContains($cookie::getPrefix(), 'jst_');
+    }
+
+    /**
+     * Set cookie prefix.
+     *
+     * @runInSeparateProcess
+     *
+     * @since 1.1.6
+     */
+    public function testSetCookiePrefix()
+    {
+        $cookie = $this->Cookie;
+
+        $this->assertTrue($cookie::setPrefix('prefix_'));
+    }
+
+    /**
+     * Set cookie prefix incorrectly.
+     *
+     * @runInSeparateProcess
+     *
+     * @since 1.1.6
+     */
+    public function testSetCookieIncorrectly()
+    {
+        $cookie = $this->Cookie;
+
+        $this->assertFalse($cookie::setPrefix(''));
+        $this->assertFalse($cookie::setPrefix(5));
+        $this->assertFalse($cookie::setPrefix(true));
+    }
 }