diff --git a/Debian-Upgrade.md b/Debian-Upgrade.md
index 77ea24e..71b810f 100644
--- a/Debian-Upgrade.md
+++ b/Debian-Upgrade.md
@@ -86,7 +86,7 @@ dpkg -l | grep -v ^ii
 apt-get purge python
 ```
 
-Look for installed packages not in the repo anymore (bsoleted):
+Look for installed packages not in the repo anymore (obsoleted):
 
 ```bash
 apt list '~o'