diff --git a/prepare_source.sh b/prepare_source.sh
index 416d7d5..d2e40a8 100755
--- a/prepare_source.sh
+++ b/prepare_source.sh
@@ -10,9 +10,9 @@ repo init -u "$manifest_url" -b $aosp --depth=1
 git clone https://git.nanao.moe/android/treble_manifest .repo/local_manifests -b $phh
 repo sync -c -j 1 
 
-cd device/phh/treble
+cd /android/device/phh/treble
 bash generate.sh
 wget https://github.com/phhusson/treble_experimentations/raw/master/0001-Fix-SearchLauncher-for-Android-12.1.patch
-cd vendor/partner_gms
+cd /android/vendor/partner_gms
 git am /android/0001-Fix-SearchLauncher-for-Android-12.1.patch
 cd /android