doc: update README.md (#452)

--token $IONOS_TOKEN dollar sign is needed for exposed variable
ionos-cloud · Jul 17, 2024 · 7f6f85a · 7f6f85a
1 parent ef876ef
commit 7f6f85a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -156,7 +156,7 @@ Enter your password:
 You can also authenticate via `--token` flag exclusively:
 
 ```text
-ionosctl login --token IONOS_TOKEN
+ionosctl login --token $IONOS_TOKEN
 ```
 
 After providing credentials, you will be notified if you logged in successfully or not: