diff --git a/tools/deploy/backend-build_app.sh b/tools/deploy/backend-build_app.sh
index 42d7efc..5eaea03 100644
--- a/tools/deploy/backend-build_app.sh
+++ b/tools/deploy/backend-build_app.sh
@@ -1,14 +1,17 @@
 set -e -v
 
-cd ~/mnemo_cards_common
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+PROJECT_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
+
+cd $PROJECT_ROOT/mnemo_cards_common
 git pull origin master
 dart pub get
 
-cd ~/mnemo_cards_common_backend
+cd $PROJECT_ROOT/mnemo_cards_common_backend
 git pull origin master
 dart pub get
 
-cd ~/mnemo_cards_backend
+cd $PROJECT_ROOT/mnemo_cards_backend
 dart pub get && dart compile exe --verbose lib/main.dart -o server_build.exe
 
 sudo systemctl stop mnemo_cards_server && true