diff --git a/setup/checks.sh b/setup/checks.sh
index 7af5dd11..f34489ef 100644
--- a/setup/checks.sh
+++ b/setup/checks.sh
@@ -13,11 +13,6 @@
 # /ᐠ｡‸｡ᐟ\
 # Thanks to Concepts and Training for supporting doil
 
-# get additional helper
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
-source ${SCRIPT_DIR}/helper.sh
-
-
 function doil_check_doil_artifacts() {
   if [[ -d /etc/doil || -d /usr/local/lib/doil || -d /usr/local/share/doil || -d /home/$SUDO_USER/.doil || -f /usr/local/bin/doil || -d /var/log/doil ]]
   then
diff --git a/setup/helper.sh b/setup/helper.sh
index fa862d14..a3821b2f 100644
--- a/setup/helper.sh
+++ b/setup/helper.sh
@@ -13,10 +13,6 @@
 # /ᐠ｡‸｡ᐟ\
 # Thanks to Concepts and Training for supporting doil
 
-# get the environment
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
-source ${SCRIPT_DIR}/env.sh
-
 doil_get_conf() {
   CONFIG=${1}
   VALUE=""
@@ -101,7 +97,7 @@ function doil_perform_update() {
     exit
   fi
 
-  for UPDATE_FILE in $(find ./setup/updates/ -type f -name "update-*")
+  for UPDATE_FILE in $(find ${SCRIPT_DIR}/updates/ -type f -name "update-*")
   do
     source ${UPDATE_FILE}
     for UPDATE in $(set | grep  -E '^doil_update.* \(\)' | sed -e 's: .*::')
diff --git a/setup/install.sh b/setup/install.sh
index 13aab187..fc0e2e21 100755
--- a/setup/install.sh
+++ b/setup/install.sh
@@ -16,11 +16,14 @@
 # get the helper
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
 
-source ${SCRIPT_DIR}/check_requirements.sh
 source ${SCRIPT_DIR}/checks.sh
 source ${SCRIPT_DIR}/log.sh
 source ${SCRIPT_DIR}/system.sh
+source ${SCRIPT_DIR}/check_requirements.sh
+source ${SCRIPT_DIR}/updates/update.sh
 source ${SCRIPT_DIR}/helper.sh
+source ${SCRIPT_DIR}/env.sh
+source ${SCRIPT_DIR}/colors.sh
 
 check_requirements
 
diff --git a/setup/log.sh b/setup/log.sh
index 9ab16936..6f0c0cb2 100644
--- a/setup/log.sh
+++ b/setup/log.sh
@@ -13,9 +13,6 @@
 # /ᐠ｡‸｡ᐟ\
 # Thanks to Concepts and Training for supporting doil
 
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
-source ${SCRIPT_DIR}/colors.sh
-
 doil_status_send_message() {
   exec >>/dev/tty 2>&1
   echo -n "${1} ..."
diff --git a/setup/system.sh b/setup/system.sh
index d50e4409..2c06d186 100644
--- a/setup/system.sh
+++ b/setup/system.sh
@@ -143,7 +143,7 @@ function doil_system_add_user_to_doil_group() {
 }
 
 function doil_system_create_folder() {
-  GLOBAL_INSTANCES_PATH=$(cat ./setup/conf/doil.conf | grep "global_instances_path" | cut -d '=' -f 2-)
+  GLOBAL_INSTANCES_PATH=$(cat ${SCRIPT_DIR}/conf/doil.conf | grep "global_instances_path" | cut -d '=' -f 2-)
   if [ ! -d "${GLOBAL_INSTANCES_PATH}" ]
   then
     mkdir -p "${GLOBAL_INSTANCES_PATH}"
@@ -183,22 +183,22 @@ function doil_system_create_folder() {
 }
 
 function doil_system_copy_doil() {
-  cp setup/doil.sh /usr/local/bin/doil
-  cp -r setup/templates/mail /usr/local/lib/doil/server/
-  cp -r setup/templates/proxy /usr/local/lib/doil/server/
-  cp -r setup/templates/salt /usr/local/lib/doil/server/
-  cp -r setup/templates/php /usr/local/lib/doil/server/
-  cp -r setup/templates/minion /usr/local/share/doil/templates
-  cp -r setup/templates/base /usr/local/share/doil/templates
-  cp -r app /usr/local/lib/doil
-  cp -r setup/stack /usr/local/share/doil
+  cp ${SCRIPT_DIR}/doil.sh /usr/local/bin/doil
+  cp -r ${SCRIPT_DIR}/templates/mail /usr/local/lib/doil/server/
+  cp -r ${SCRIPT_DIR}/templates/proxy /usr/local/lib/doil/server/
+  cp -r ${SCRIPT_DIR}/templates/salt /usr/local/lib/doil/server/
+  cp -r ${SCRIPT_DIR}/templates/php /usr/local/lib/doil/server/
+  cp -r ${SCRIPT_DIR}/templates/minion /usr/local/share/doil/templates
+  cp -r ${SCRIPT_DIR}/templates/base /usr/local/share/doil/templates
+  cp -r ${SCRIPT_DIR}/../app /usr/local/lib/doil
+  cp -r ${SCRIPT_DIR}/stack /usr/local/share/doil
 
   return 0
 }
 
 function doil_system_setup_config() {
 
-  cp setup/conf/doil.conf /etc/doil/doil.conf
+  cp ${SCRIPT_DIR}/conf/doil.conf /etc/doil/doil.conf
 
   if [ ! -f /etc/doil/repositories.json ]
   then
@@ -230,7 +230,7 @@ function doil_system_setup_ip() {
 }
 
 function doil_system_setup_access() {
-  GLOBAL_INSTANCES_PATH=$(cat ./setup/conf/doil.conf | grep "global_instances_path" | cut -d '=' -f 2-)
+  GLOBAL_INSTANCES_PATH=$(cat ${SCRIPT_DIR}/conf/doil.conf | grep "global_instances_path" | cut -d '=' -f 2-)
 
   chown -R root:doil "${GLOBAL_INSTANCES_PATH}"
   chown -R root:doil /usr/local/lib/doil
diff --git a/setup/tests/tests/test-helper.sh b/setup/tests/tests/test-helper.sh
index 1cae9db8..a9e9c491 100755
--- a/setup/tests/tests/test-helper.sh
+++ b/setup/tests/tests/test-helper.sh
@@ -18,6 +18,7 @@ test_doil_check_host() {
 
 test_doil_check_docker_version() {
   source ./setup/checks.sh
+  source ./setup/helper.sh
 
   doil_check_docker_version
   local CHECK=$?
diff --git a/setup/tests/tests/test-system.sh b/setup/tests/tests/test-system.sh
index 79388277..5a3aa14a 100755
--- a/setup/tests/tests/test-system.sh
+++ b/setup/tests/tests/test-system.sh
@@ -45,15 +45,6 @@ test_doil_system_setup_config() {
   assert_string_contains "0" "${CHECK}"
 }
 
-test_doil_system_setup_ip() {
-  source ./setup/system.sh
-
-  doil_system_setup_ip
-  local CHECK=$?
-
-  assert_string_contains "0" "${CHECK}"
-}
-
 test_doil_system_setup_access() {
   source ./setup/system.sh
 
diff --git a/setup/uninstall.sh b/setup/uninstall.sh
index a7db73bc..d20f33f7 100755
--- a/setup/uninstall.sh
+++ b/setup/uninstall.sh
@@ -19,7 +19,11 @@ SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
 source ${SCRIPT_DIR}/checks.sh
 source ${SCRIPT_DIR}/log.sh
 source ${SCRIPT_DIR}/system.sh
+source ${SCRIPT_DIR}/check_requirements.sh
+source ${SCRIPT_DIR}/updates/update.sh
 source ${SCRIPT_DIR}/helper.sh
+source ${SCRIPT_DIR}/env.sh
+source ${SCRIPT_DIR}/colors.sh
 
 function delete() {
   ALL=$1
diff --git a/setup/update.sh b/setup/update.sh
index 3f3eab56..563c5a55 100755
--- a/setup/update.sh
+++ b/setup/update.sh
@@ -20,6 +20,10 @@ source ${SCRIPT_DIR}/checks.sh
 source ${SCRIPT_DIR}/log.sh
 source ${SCRIPT_DIR}/system.sh
 source ${SCRIPT_DIR}/check_requirements.sh
+source ${SCRIPT_DIR}/updates/update.sh
+source ${SCRIPT_DIR}/helper.sh
+source ${SCRIPT_DIR}/env.sh
+source ${SCRIPT_DIR}/colors.sh
 
 echo "This update will stop all running doil instances. Please ensure to save relevant files."
 read -r -p "Do you want to continue update? [y/N] " RESPONSE
diff --git a/setup/updates/update-20230713.sh b/setup/updates/update-20230713.sh
index 35e1ef97..5e89406f 100644
--- a/setup/updates/update-20230713.sh
+++ b/setup/updates/update-20230713.sh
@@ -1,8 +1,6 @@
 #!/usr/bin/env bash
 
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
-
-source ${SCRIPT_DIR}/update.sh
+source ${SCRIPT_DIR}/updates/update.sh
 
 doil_update_20230713() {
   update
diff --git a/setup/updates/update-20230731.sh b/setup/updates/update-20230731.sh
index 5c1cf17d..a2206956 100644
--- a/setup/updates/update-20230731.sh
+++ b/setup/updates/update-20230731.sh
@@ -1,14 +1,12 @@
 #!/usr/bin/env bash
 
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
-
-source ${SCRIPT_DIR}/update.sh
+source ${SCRIPT_DIR}/updates/update.sh
 
 doil_update_20230731() {
-  GLOBAL_INSTANCES_PATH=$(cat ./setup/conf/doil.conf | grep "global_instances_path" | cut -d '=' -f 2-)
+  GLOBAL_INSTANCES_PATH=$(cat ${SCRIPT_DIR}/conf/doil.conf | grep "global_instances_path" | cut -d '=' -f 2-)
 
 cat <<Message
-Before running this update, you should make sure to customize the ${SCRIPT_DIR}/setup/conf/doil.conf file according to
+Before running this update, you should make sure to customize the ${SCRIPT_DIR}/conf/doil.conf file according to
 your needs. For more information, please read the README (https://github.com/conceptsandtraining/doil/blob/master/README.md).
 In addition, global instances are always stored in the same place with this update. This place can also be set in the Doil Config.
 By default, they are stored under /srv/instances. Current global instances are automatically moved to the directory specified
diff --git a/setup/updates/update.sh b/setup/updates/update.sh
index 2a2a4efd..93bc3386 100755
--- a/setup/updates/update.sh
+++ b/setup/updates/update.sh
@@ -1,10 +1,5 @@
 #!/usr/bin/env bash
 
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
-
-source ${SCRIPT_DIR}/../system.sh
-source ${SCRIPT_DIR}/../log.sh
-
 update() {
   doil_status_send_message_nl "Stopping all services"
   doil_system_stop_instances