diff --git a/backend/disks/disk_utils.py b/backend/disks/disk_utils.py
index e6a054d..b5e58c5 100644
--- a/backend/disks/disk_utils.py
+++ b/backend/disks/disk_utils.py
@@ -10,9 +10,9 @@ def create_os_disk(paths):
         subprocess.run(
             args=[
                 'qemu-img', 'create',
-                '--format', 'qcow2',
-                '--backing', paths.template_path,
-                '--backing-format', 'qcow2',
+                '-f', 'qcow2',
+                '-b', paths.template_path,
+                '-F', 'qcow2',
                 temporary_path
             ],
             check=True,
diff --git a/docs/repository.md b/docs/repository.md
index e265a9c..51e7693 100644
--- a/docs/repository.md
+++ b/docs/repository.md
@@ -21,9 +21,5 @@ sudo mkdir instant-workstation
 ```
 
 ``` bash
-sudo chown instant-workstation:instant-workstation instant-workstation
-```
-
-``` bash
-git clone https://code.instantworkstation.com/Henrik/instant-workstation.git instant-workstation
+sudo git clone https://code.instantworkstation.com/Henrik/instant-workstation.git instant-workstation
 ```
\ No newline at end of file