diff --git a/kernel/kernel/FS/VirtualFileSystem.cpp b/kernel/kernel/FS/VirtualFileSystem.cpp
index c7b40f49..d90b5e1f 100644
--- a/kernel/kernel/FS/VirtualFileSystem.cpp
+++ b/kernel/kernel/FS/VirtualFileSystem.cpp
@@ -59,14 +59,14 @@ namespace Kernel
 		BAN::StringView entry;
 		RootType type;
 
-		if (root_path.size() >= 5 && root_path.substring(0, 5) == "UUID="_sv)
+		if (root_path.starts_with("PARTUUID="_sv))
 		{
-			entry = root_path.substring(5);
+			entry = root_path.substring(9);
 			if (entry.size() != 36)
 				panic("Invalid UUID '{}'", entry);
 			type = RootType::PartitionUUID;
 		}
-		else if (root_path.size() >= 5 && root_path.substring(0, 5) == "/dev/"_sv)
+		else if (root_path.starts_with("/dev/"_sv))
 		{
 			entry = root_path.substring(5);
 			if (entry.empty() || entry.contains('/'))
diff --git a/script/install-bootloader.sh b/script/install-bootloader.sh
index 12fd153e..af43d95a 100755
--- a/script/install-bootloader.sh
+++ b/script/install-bootloader.sh
@@ -110,7 +110,7 @@ if [ $BANAN_BOOTLOADER = "GRUB" ]; then
 	root_part_uuid=${root_part_uuid:10:36}
 
 	cp "$BANAN_TOOLCHAIN_DIR"/grub-*.cfg "$BANAN_BUILD_DIR/"
-	sed -i "s/<ROOT>/UUID=$root_part_uuid/" "$BANAN_BUILD_DIR"/grub-*.cfg
+	sed -i "s/<ROOT>/PARTUUID=$root_part_uuid/" "$BANAN_BUILD_DIR"/grub-*.cfg
 	sed -i "s/<ROOT_FS>/$root_fs_uuid/" "$BANAN_BUILD_DIR"/grub-*.cfg
 
 	if (($BANAN_UEFI_BOOT)); then