diff --git a/src/data/roadmaps/backend/content/102-os-general-knowledge/100-terminal-usage.md b/src/data/roadmaps/backend/content/102-os-general-knowledge/100-terminal-usage.md
index b25f8331e..0729c667d 100644
--- a/src/data/roadmaps/backend/content/102-os-general-knowledge/100-terminal-usage.md
+++ b/src/data/roadmaps/backend/content/102-os-general-knowledge/100-terminal-usage.md
@@ -6,3 +6,4 @@ Visit the following resources to learn more:
 
 - [Command line crash course](https://developer.mozilla.org/en-US/docs/Learn/Tools_and_testing/Understanding_client-side_tools/Command_line)
 - [Basic Terminal Usage - Cheat Sheet to make the command line EASY](https://www.youtube.com/watch?v=jDINUSK7rXE)
+- [50+ Linux Commands You Must Know](https://www.digitalocean.com/community/tutorials/linux-commands)
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