diff --git a/README.md b/README.md
index 4b12705..78e772a 100644
--- a/README.md
+++ b/README.md
@@ -5,16 +5,16 @@ Hi
 [![Latest Stable Version](https://poser.pugx.org/ondrs/hi/v/stable)](https://packagist.org/packages/ondrs/hi)
 
 Czech names and surnames greeting generator API PHP wrapper.
-Service is available at the url http://hi.ondraplsek.cz
+Service is available at the url https://hi.ondraplsek.cz
 
 
 
-Instalation
+Installation
 -----
 
 composer.json
 
-    "ondrs/hi": "1.0.1"
+    "ondrs/hi": "1.0.2"
 
 Usage
 -----
diff --git a/composer.json b/composer.json
index 0eb24af..9a833ab 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
     "ext-curl": "*",
     "ext-json": "*",
     "nette/caching": "^3.0",
-    "nette/utils": "^3.0"
+    "nette/utils": "^4.0"
   },
   "require-dev": {
     "nette/tester": "^2.4",