diff --git a/.travis.yml b/.travis.yml
index eab852d2..16172dc5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ php:
     - 7.1
     - 7.2
     - 7.3
+    - 7.4
 
 services:
     - memcached
diff --git a/readme.md b/readme.md
index 7d296b6f..69562bff 100644
--- a/readme.md
+++ b/readme.md
@@ -26,7 +26,7 @@ The recommended way to install Nette Caching is via Composer:
 composer require nette/caching
 ```
 
-It requires PHP version 7.1 and supports PHP up to 7.3.
+It requires PHP version 7.1 and supports PHP up to 7.4.
 
 
 Usage