diff --git a/erlang-new.sh b/erlang-new.sh
deleted file mode 100755
index 3f2b1c0..0000000
--- a/erlang-new.sh
+++ /dev/null
@@ -1,47 +0,0 @@
-#!/bin/bash
-set -e
-set -o pipefail
-
-_here=`dirname $(realpath $0)`
-apt_sync="${_here}/apt-sync.py" 
-yum_sync="${_here}/yum-sync.py"
-
-BASE_PATH="${TUNASYNC_WORKING_DIR}"
-BASE_URL="https://binaries2.erlang-solutions.com"
-
-YUM_PATH="${BASE_PATH}/centos"
-UBUNTU_PATH="${BASE_PATH}/ubuntu"
-DEBIAN_PATH="${BASE_PATH}/debian"
-export REPO_SIZE_FILE=/tmp/reposize.$RANDOM
-
-# generate codenames for repos
-ubuntu_os=(bionic focal jammy)
-debian_os=(bullseye buster)
-deb_suffixes=(
-    mongooseim-5
-    mongooseim-6
-    esl-erlang-24
-    esl-erlang-25
-    esl-erlang-26
-    elixir-1.12
-    elixir-1.13
-    elixir-1.14
-    elixir-1.15
-)
-
-function join_by { local IFS="$1"; shift; echo "$*"; }
-ubuntu_codenames=$(join_by ',' $(IFS=','; eval echo {"${ubuntu_os[*]}"}-{"${deb_suffixes[*]}"}))
-debian_codenames=$(join_by ',' $(IFS=','; eval echo {"${debian_os[*]}"}-{"${deb_suffixes[*]}"}))
-
-# =================== APT repos ===============================
-
-"$apt_sync" --delete "${BASE_URL}/ubuntu" "$ubuntu_codenames" contrib amd64,arm64 "$UBUNTU_PATH"
-echo "Ubuntu finished"
-"$apt_sync" --delete "${BASE_URL}/debian" "$debian_codenames" contrib amd64,arm64 "$DEBIAN_PATH"
-echo "Debian finished"
-
-# =================== YUM repos ===============================
-# "$yum_sync" "${BASE_URL}/rpm/centos/@{os_ver}/@{arch}" 7 erlang x86_64 "@{os_ver}" "$YUM_PATH"
-# echo "YUM finished"
-
-"${_here}/helpers/size-sum.sh" $REPO_SIZE_FILE --rm
diff --git a/erlang.sh b/erlang.sh
index 4acf092..0e26236 100755
--- a/erlang.sh
+++ b/erlang.sh
@@ -7,21 +7,43 @@ apt_sync="${_here}/apt-sync.py"
 yum_sync="${_here}/yum-sync.py"
 
 BASE_PATH="${TUNASYNC_WORKING_DIR}"
-BASE_URL="https://packages.erlang-solutions.com"
+BASE_URL="${TUNASYNC_UPSTREAM_URL}"
 
-YUM_PATH="${BASE_PATH}/centos"
+CENTOS_PATH="${BASE_PATH}/centos"
 UBUNTU_PATH="${BASE_PATH}/ubuntu"
 DEBIAN_PATH="${BASE_PATH}/debian"
 export REPO_SIZE_FILE=/tmp/reposize.$RANDOM
 
+# generate codenames for repos
+ubuntu_os=(bionic focal jammy)
+debian_os=(bullseye buster)
+deb_suffixes=(
+    mongooseim-5
+    mongooseim-6
+    esl-erlang-24
+    esl-erlang-25
+    esl-erlang-26
+    elixir-1.12
+    elixir-1.13
+    elixir-1.14
+    elixir-1.15
+)
+
+function join_by { local IFS="$1"; shift; echo "$*"; }
+ubuntu_codenames=$(join_by ',' $(IFS=','; eval echo {"${ubuntu_os[*]}"}-{"${deb_suffixes[*]}"}))
+debian_codenames=$(join_by ',' $(IFS=','; eval echo {"${debian_os[*]}"}-{"${deb_suffixes[*]}"}))
+
 # =================== APT repos ===============================
-"$apt_sync" --delete "${BASE_URL}/ubuntu" @ubuntu-lts contrib amd64,i386 "$UBUNTU_PATH"
+
+"$apt_sync" --delete "${BASE_URL}/ubuntu" "$ubuntu_codenames" contrib amd64,arm64 "$UBUNTU_PATH"
 echo "Ubuntu finished"
-"$apt_sync" --delete "${BASE_URL}/debian" @debian-current contrib amd64,i386 "$DEBIAN_PATH"
+"$apt_sync" --delete "${BASE_URL}/debian" "$debian_codenames" contrib amd64,arm64 "$DEBIAN_PATH"
 echo "Debian finished"
 
 # =================== YUM repos ===============================
-"$yum_sync" "${BASE_URL}/rpm/centos/@{os_ver}/@{arch}" 7 erlang x86_64 "@{os_ver}" "$YUM_PATH"
-echo "YUM finished"
+## DISABLED due to invalid repo structure
+
+# "$yum_sync" "${BASE_URL}/centos/@{os_ver}/@{arch}" 7 erlang x86_64 "@{os_ver}" "$CENTOS_PATH"
+# echo "CentOS finished"
 
 "${_here}/helpers/size-sum.sh" $REPO_SIZE_FILE --rm
diff --git a/retired/erlang.sh b/retired/erlang.sh
new file mode 100755
index 0000000..4acf092
--- /dev/null
+++ b/retired/erlang.sh
@@ -0,0 +1,27 @@
+#!/bin/bash
+set -e
+set -o pipefail
+
+_here=`dirname $(realpath $0)`
+apt_sync="${_here}/apt-sync.py" 
+yum_sync="${_here}/yum-sync.py"
+
+BASE_PATH="${TUNASYNC_WORKING_DIR}"
+BASE_URL="https://packages.erlang-solutions.com"
+
+YUM_PATH="${BASE_PATH}/centos"
+UBUNTU_PATH="${BASE_PATH}/ubuntu"
+DEBIAN_PATH="${BASE_PATH}/debian"
+export REPO_SIZE_FILE=/tmp/reposize.$RANDOM
+
+# =================== APT repos ===============================
+"$apt_sync" --delete "${BASE_URL}/ubuntu" @ubuntu-lts contrib amd64,i386 "$UBUNTU_PATH"
+echo "Ubuntu finished"
+"$apt_sync" --delete "${BASE_URL}/debian" @debian-current contrib amd64,i386 "$DEBIAN_PATH"
+echo "Debian finished"
+
+# =================== YUM repos ===============================
+"$yum_sync" "${BASE_URL}/rpm/centos/@{os_ver}/@{arch}" 7 erlang x86_64 "@{os_ver}" "$YUM_PATH"
+echo "YUM finished"
+
+"${_here}/helpers/size-sum.sh" $REPO_SIZE_FILE --rm