Updated Readme required version numbers

Author: ic0ns

README.md

@@ -4,8 +4,7 @@ TLS-Scanner is a tool created by the Chair for Network and Data Security from th
 **Please note:**  *TLS-Scanner is a research tool intended for TLS developers, pentesters, administrators and researchers. There is no GUI. It is in the first version and may contain some bugs.*
 
 # Compiling
-In order to compile and use TLS-Scanner, you need to have Java installed, as well as [TLS-Attacker](https://github.com/RUB-NDS/TLS-Attacker)
- and the [ModifiableVariables](https://github.com/RUB-NDS/ModifiableVariable).
+In order to compile and use TLS-Scanner, you need to have Java installed, as well as [TLS-Attacker](https://github.com/RUB-NDS/TLS-Attacker) in Version 2.1
 
 ```bash
 $ cd TLS-Scanner
@@ -24,7 +23,7 @@ $ ./mvnw clean install
 
 For hints on installing the required libraries checkout the corresponding GitHub repositories.
 
-**Please note:**  *In order to run this tool you need TLS-Attacker version 2.0Beta4*
+**Please note:**  *In order to run this tool you need TLS-Attacker version 2.1*
 
 # Running
 In order to run TLS-Scanner you need to run the jar file in the apps/ folder.