diff --git a/internal/disk/customizations.go b/internal/disk/customizations.go
index 825c2f933..265a55c00 100644
--- a/internal/disk/customizations.go
+++ b/internal/disk/customizations.go
@@ -60,7 +60,6 @@ func CreatePartitionTable(
 	rootPartition := basePartitionTable.RootPartition()
 	rootPartition.Size = ((imageSize / sectorSize) - start - 100)
 	rootPartition.Filesystem.UUID = uuid.Must(newRandomUUIDFromReader(rng)).String()
-	basePartitionTable.updateRootPartition(*rootPartition)
 
 	return basePartitionTable
 }
diff --git a/internal/disk/disk.go b/internal/disk/disk.go
index 8bb328ba8..f83054ca6 100644
--- a/internal/disk/disk.go
+++ b/internal/disk/disk.go
@@ -214,10 +214,6 @@ func (pt *PartitionTable) updatePartitionStartPointOffsets(start uint64) uint64
 	return start
 }
 
-func (pt *PartitionTable) updateRootPartition(rootPartition Partition) {
-	pt.Partitions[pt.RootPartitionIndex()] = rootPartition
-}
-
 func (pt *PartitionTable) getPartitionTableSize() uint64 {
 	var size uint64
 	for _, p := range pt.Partitions {