diff --git a/installation.md b/installation.md
index de16146e..edae805b 100755
--- a/installation.md
+++ b/installation.md
@@ -25,13 +25,13 @@ The repositories are expected to return (on success) instances of [entity interf
 To generate the private key run this command on the terminal:
 
 {% highlight shell %}
-openssl genrsa -out private.key 1024
+openssl genrsa -out private.key 2048
 {% endhighlight %}
 
 If you want to provide a passphrase for your private key run this command instead:
 
 {% highlight shell %}
-openssl genrsa -passout pass:_passphrase_ -out private.key 1024
+openssl genrsa -passout pass:_passphrase_ -out private.key 2048
 {% endhighlight %}
 
 then extract the public key from the private key:
@@ -58,4 +58,4 @@ To generate an encryption key for the `AuthorizationServer` run the following co
 
 {% highlight shell %}
 php -r 'echo base64_encode(random_bytes(32)), PHP_EOL;'
-{% endhighlight %}
\ No newline at end of file
+{% endhighlight %}