diff --git a/src/modules/mount/main.py b/src/modules/mount/main.py
index 2e4de44fa..71599a6de 100644
--- a/src/modules/mount/main.py
+++ b/src/modules/mount/main.py
@@ -56,6 +56,8 @@ def mount_partition(root_mount_point, partition, partitions):
         raise
 
     fstype = partition.get("fs", "").lower()
+    if not fstype or fstype == "unformatted":
+        return
 
     if fstype == "fat16" or fstype == "fat32":
         fstype = "vfat"