diff --git a/storage/block_devices.go b/storage/block_devices.go
index 4746183e..c75e38c8 100644
--- a/storage/block_devices.go
+++ b/storage/block_devices.go
@@ -205,7 +205,7 @@ var (
 		"/dev/mmcblk": "p",
 	}
 
-	bootSizeDefault     = uint64(150 * (1024 * 1024))
+	bootSizeDefault     = uint64(512 * (1024 * 1024))
 	SwapFileSizeDefault = uint64(64 * (1024 * 1024))
 
 	// BlockDeviceTypeLVM2GroupString is a string version for LVM2 member type