diff --git a/README.md b/README.md
index 9fa1511..b2b59cb 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,7 @@ If you wish to include/exclude some patches to your liking:
  * Grab your module from [releases](../../releases)
 
 # Building the Magisk Modules
+If you are going to build locally, make sure you have [Azul Zulu distribution of OpenJDK 17](https://www.azul.com/downloads/?version=java-17-lts&os=linux&architecture=x86-64-bit&package=jdk)
 
 ```console
 $ ./build.sh all
diff --git a/build.sh b/build.sh
index 42d6a65..38ca1e7 100755
--- a/build.sh
+++ b/build.sh
@@ -2,11 +2,12 @@
 
 set -euo pipefail
 
-source utils.sh
-
 YT_PATCHER_ARGS="-e microg-support -e swipe-controls"
 MUSIC_PATCHER_ARGS="-e microg-support"
 
+# dont change anything after this point ↓
+source utils.sh
+
 BUILD_YT=false
 BUILD_MUSIC=false
 
diff --git a/utils.sh b/utils.sh
index 2128070..52f73dd 100755
--- a/utils.sh
+++ b/utils.sh
@@ -96,14 +96,14 @@ build_yt() {
 	echo "Supported versions of the YouTube patch: $supported_versions"
 	last_ver=$(echo "$supported_versions" | awk -F, '{ print $NF }')
 	echo "Choosing '${last_ver}'"
-	local yt_base_apk="${TEMP_DIR}/base-v${last_ver}.apk"
+	local yt_base_apk="${TEMP_DIR}/yt-stock-v${last_ver}.apk"
 
 	if [ ! -f "$yt_base_apk" ]; then
 		dl_yt "$last_ver" "$yt_base_apk"
 	fi
 
 	local yt_patched_apk="${TEMP_DIR}/yt-revanced-base.apk"
-	java -jar $RV_CLI_JAR -a $yt_base_apk -c -o $yt_patched_apk -b $RV_PATCHES_JAR -m $RV_INTEGRATIONS_APK $1
+	java -jar "$RV_CLI_JAR" -a "$yt_base_apk" -c -o "$yt_patched_apk" -b "$RV_PATCHES_JAR" -m "$RV_INTEGRATIONS_APK" "$1"
 	mv -f "$yt_patched_apk" "${MODULE_TEMPLATE_DIR}/base.apk"
 
 	echo "Creating the magisk module for YouTube..."
@@ -136,7 +136,7 @@ build_music() {
 	fi
 
 	local music_patched_apk="${TEMP_DIR}/music-revanced-base.apk"
-	java -jar $RV_CLI_JAR -a $music_apk -c -o $music_patched_apk -b $RV_PATCHES_JAR -m $RV_INTEGRATIONS_APK $1
+	java -jar "$RV_CLI_JAR" -a "$music_apk" -c -o "$music_patched_apk" -b "$RV_PATCHES_JAR" -m "$RV_INTEGRATIONS_APK" "$1"
 	mv -f "$music_patched_apk" "${MODULE_TEMPLATE_DIR}/base.apk"
 
 	echo "Creating the magisk module for YouTube Music ($arch)"