Update 'README.md'

2020-10-04 12:59:00 +00:00 · 2020-10-04 12:59:00 +00:00 · 39cc8a46bf
commit 39cc8a46bf
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@ -5,9 +5,11 @@ This script is used to test the response time of dns servers.

 ## Prequisites

-dnspython
+dnspython 2.0.0 or more
 ```
 python3 -m pip install dnspython
+#In case you need to upgrade add the --upgrade argument
+
 ```

 ## Usage