diff --git a/salt/common/packages.sls b/salt/common/packages.sls
index dc6d72b8d..dff2e95c9 100644
--- a/salt/common/packages.sls
+++ b/salt/common/packages.sls
@@ -19,6 +19,7 @@ commonpkgs:
       - libssl-dev
       - python3-dateutil
       - python3-packaging
+      - python3-watchdog
       - python3-lxml
       - git
       - vim
@@ -59,6 +60,7 @@ commonpkgs:
       - python3-m2crypto
       - rsync
       - python3-rich
+      - python3-pyyaml
       - python3-watchdog
       - python3-packaging
       - unzip
diff --git a/setup/so-setup b/setup/so-setup
index 68d32b0f5..e4200086e 100755
--- a/setup/so-setup
+++ b/setup/so-setup
@@ -446,6 +446,7 @@ if ! [[ -f $install_opt_file ]]; then
 		
 	elif [[ $is_searchnode ]]; then
 		#ubuntu_check
+		installer_prereq_packages
 		check_requirements "elasticsearch"
 		networking_needful
 		check_network_manager_conf
@@ -459,6 +460,7 @@ if ! [[ -f $install_opt_file ]]; then
 
 	elif [[ $is_heavynode ]]; then
 		#ubuntu_check
+		installer_prereq_packages
 		monints=true
 		check_requirements "heavynode"
 		calculate_useable_cores
@@ -471,6 +473,7 @@ if ! [[ -f $install_opt_file ]]; then
 
 	elif [[ $is_idh ]]; then
 		#ubuntu_check
+		installer_prereq_packages
 		check_requirements "idh"
 		networking_needful
 		collect_mngr_hostname
@@ -505,6 +508,7 @@ if ! [[ -f $install_opt_file ]]; then
 
 	elif [[ $is_receiver ]]; then
 		#ubuntu_check
+		installer_prereq_packages
 		check_requirements "receiver"
 		networking_needful
 		collect_mngr_hostname