diff --git a/scripts/_common.sh b/scripts/_common.sh
index 30b6baa..b23a6de 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -5,7 +5,7 @@
 #=================================================
 
 # dependencies used by the app
-pkg_dependencies="redis nginx python3-venv libpq-dev php$YNH_DEFAULT_PHP_VERSION"
+pkg_dependencies="redis redis-tools redis-server postgresql postgresql-contrib nginx python3-venv libpq-dev php$YNH_DEFAULT_PHP_VERSION"
 
 #=================================================
 # PERSONAL HELPERS