diff --git a/tests/README.md b/tests/README.md
index b257e63b..332c7c34 100644
--- a/tests/README.md
+++ b/tests/README.md
@@ -4,10 +4,10 @@
 For installing the PHPUnit test by composer use the following:
 
     "require-dev": {
-        "smarty/smarty-phpunit": "3.1.17"
+        "smarty/smarty-phpunit": "3.1.18"
     }
 
-Replace 3.1.17 with the installed Smarty version number.
+Replace 3.1.19 with the installed Smarty version number.
 
 Starting with Smarty version 3.1.22 the "require-dev" section will be added
 to the composer.json file of the Smarty distribution.