diff --git a/vanilla_installer/defaults/disk.py b/vanilla_installer/defaults/disk.py
index 7d0e0fb0..e6ea1421 100644
--- a/vanilla_installer/defaults/disk.py
+++ b/vanilla_installer/defaults/disk.py
@@ -64,7 +64,7 @@ class PartitionRow(Adw.ActionRow):
 
     __siblings: list
 
-    __partition_fs_types = ["btrfs", "ext4", "ext3", "fat32", "xfs"]
+    __partition_fs_types = ["unformatted", "btrfs", "ext4", "ext3", "fat32", "xfs"]
 
     def __init__(self, page, parent, partition, modifiable, default_fs, **kwargs):
         super().__init__(**kwargs)
diff --git a/vanilla_installer/utils/processor.py b/vanilla_installer/utils/processor.py
index 9bd3b0ee..c4d73182 100644
--- a/vanilla_installer/utils/processor.py
+++ b/vanilla_installer/utils/processor.py
@@ -335,6 +335,9 @@ def setup_partition(
             ):
                 mountpoints.append([part, values["mp"]])
                 if values["fs"] == "unformatted":
+                    operation = "namepart"
+                    format_args = [part_number, part_name]
+                    setup_steps.append([part_disk, operation, format_args])
                     return
                 format_args = [part_number, values["fs"]]
                 if encrypt: