diff --git a/README.md b/README.md
index dce28ed..5d28745 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@ mastodon_main.py:
   
 telegram_main.py:
 - libssl
-  # apt-get install libssl-dev
+  $ sudo apt-get install libssl-dev
 
 - python-telegram-bot 
   $ pip3 install python-telegram-bot