diff --git a/README.md b/README.md
index 84fcd932963da75a7fb35ad74f044919ac072deb..fa10651355534bf2492af048ecf7be02e5a87ae4 100644
--- a/README.md
+++ b/README.md
@@ -16,10 +16,11 @@ Students of the Uni Stuttgart usually have access to PyCharm Professional.
    python<version> -m pip<version> install crcmod
    ``` 
    or use IDE (interpreter settings -> pip in PyCharm)
-3. Install python-tk. 
+3. Install python-tk on Linux. 
     ```sh
     sudo apt-get install python-tk
     ```
+   On Windows, the package should be included.
 
 ## How To Use
 The script can be used by specifying command line parameters.