diff --git a/extract-files.sh b/extract-files.sh
index ade0ccd..8528477 100755
--- a/extract-files.sh
+++ b/extract-files.sh
@@ -1,8 +1,7 @@
 #!/bin/bash
 #
-# Copyright (C) 2016 The CyanogenMod Project
-# Copyright (C) 2017-2020 The LineageOS Project
-#
+# SPDX-FileCopyrightText: 2016 The CyanogenMod Project
+# SPDX-FileCopyrightText: 2017-2024 The LineageOS Project
 # SPDX-License-Identifier: Apache-2.0
 #
 
@@ -32,19 +31,20 @@ SECTION=
 
 while [ "${#}" -gt 0 ]; do
     case "${1}" in
-        -n | --no-cleanup )
-                CLEAN_VENDOR=false
-                ;;
-        -k | --kang )
-                KANG="--kang"
-                ;;
-        -s | --section )
-                SECTION="${2}"; shift
-                CLEAN_VENDOR=false
-                ;;
-        * )
-                SRC="${1}"
-                ;;
+        -n | --no-cleanup)
+            CLEAN_VENDOR=false
+            ;;
+        -k | --kang)
+            KANG="--kang"
+            ;;
+        -s | --section)
+            SECTION="${2}"
+            shift
+            CLEAN_VENDOR=false
+            ;;
+        *)
+            SRC="${1}"
+            ;;
     esac
     shift
 done
@@ -56,21 +56,28 @@ fi
 function blob_fixup() {
     case "${1}" in
         system/priv-app/MiuiCamera/MiuiCamera.apk)
+            [ "$2" = "" ] && return 0
             apktool_patch "${2}" "$MY_DIR/blob-patches"
             ;;
         system/lib64/libcamera_algoup_jni.xiaomi.so|system/lib64/libcamera_mianode_jni.xiaomi.so)
+            [ "$2" = "" ] && return 0
             grep -q "libgui_shim_miuicamera.so" "${2}" || "${PATCHELF}" --add-needed "libgui_shim_miuicamera.so" "${2}"
             ;;
         system/lib64/libmicampostproc_client.so)
+            [ "$2" = "" ] && return 0
             "${PATCHELF}" --remove-needed "libhidltransport.so" "${2}"
             ;;
+        *)
+            return 1
+            ;;
     esac
+
+    return 0
 }
 
-if [ -z "$SRC" ]; then
-    echo "Path to system dump not specified! Specify one with --path"
-    exit 1
-fi
+function blob_fixup_dry() {
+    blob_fixup "$1" ""
+}
 
 # Initialize the helper
 setup_vendor "${DEVICE}" "${VENDOR}" "${ANDROID_ROOT}" false "${CLEAN_VENDOR}"
diff --git a/setup-makefiles.sh b/setup-makefiles.sh
index 39cca1a..efc2c62 100755
--- a/setup-makefiles.sh
+++ b/setup-makefiles.sh
@@ -1,8 +1,7 @@
 #!/bin/bash
 #
-# Copyright (C) 2016 The CyanogenMod Project
-# Copyright (C) 2017-2020 The LineageOS Project
-#
+# SPDX-FileCopyrightText: 2016 The CyanogenMod Project
+# SPDX-FileCopyrightText: 2017-2024 The LineageOS Project
 # SPDX-License-Identifier: Apache-2.0
 #