diff --git a/platform-rhel9/cs_custom_processor.ini b/platform-rhel9/cs_custom_processor.ini
index cae6e50d..bc661cff 100644
--- a/platform-rhel9/cs_custom_processor.ini
+++ b/platform-rhel9/cs_custom_processor.ini
@@ -1,6 +1,6 @@
 [program:cs_custom_processor]
 ; args: instance# loglevel 
-command=/home/jsonscada/.nvm/versions/node/v20.13.1/bin/node /home/jsonscada/json-scada/src/cs_custom_processor/cs_custom_processor.js 1 1
+command=node /home/jsonscada/json-scada/src/cs_custom_processor/cs_custom_processor.js 1 1
 numprocs=1                     ; number of processes copies to start (def 1)
 directory=/home/jsonscada/json-scada/src/cs_custom_processor/                ; directory to cwd to before exec (def no cwd)
 user=jsonscada                   ; setuid to this UNIX account to run the program
diff --git a/platform-rhel9/cs_data_processor.ini b/platform-rhel9/cs_data_processor.ini
index 2a793d49..0ffb1e54 100644
--- a/platform-rhel9/cs_data_processor.ini
+++ b/platform-rhel9/cs_data_processor.ini
@@ -1,6 +1,6 @@
 [program:cs_data_processor]
 ; args: instance# loglevel
-command=/home/jsonscada/.nvm/versions/node/v20.13.1/bin/node /home/jsonscada/json-scada/src/cs_data_processor/cs_data_processor.js 1 1
+command=/usr/bin/node /home/jsonscada/json-scada/src/cs_data_processor/cs_data_processor.js 1 1
 numprocs=1                     ; number of processes copies to start (def 1)
 directory=/home/jsonscada/json-scada/src/cs_data_processor/                ; directory to cwd to before exec (def no cwd)
 user=jsonscada                   ; setuid to this UNIX account to run the program
diff --git a/platform-rhel9/json-scada-install.sh b/platform-rhel9/json-scada-install.sh
index 73642692..3fe75b25 100644
--- a/platform-rhel9/json-scada-install.sh
+++ b/platform-rhel9/json-scada-install.sh
@@ -24,7 +24,7 @@ sudo dnf -y remove golang nodejs java-1.8.0-openjdk-headless
 sudo subscription-manager repos --enable codeready-builder-for-rhel-9-$(arch)-rpms
 sudo dnf -y install https://dl.fedoraproject.org/pub/epel/epel-release-latest-9.noarch.rpm 
 sudo dnf -y install epel-release 
-sudo dnf -y install tar vim nano nginx wget chkconfig dotnet-sdk-6.0 java-21-openjdk php
+sudo dnf -y install tar vim nano nginx wget chkconfig dotnet-sdk-6.0 java-21-openjdk php curl
 sudo update-crypto-policies --set LEGACY
 
 wget https://go.dev/dl/go1.22.3.linux-amd64.tar.gz
@@ -128,9 +128,9 @@ sudo systemctl enable grafana-server
 sudo -u $JS_USERNAME sh -c 'mkdir ../metabase'
 sudo -u $JS_USERNAME sh -c 'wget https://downloads.metabase.com/v0.49.10/metabase.jar -O ../metabase/metabase.jar'
 
-# install nvm (for the jsonscada user) to be able to choose a specific nodejs version
-sudo -u $JS_USERNAME sh -c 'curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.7/install.sh | bash'
-sudo -u $JS_USERNAME sh -c 'source ~/.bashrc; nvm install 20.13.1; npm install -g npm; source ~/.bashrc;'
+sudo -u $JS_USERNAME sh -c 'curl -fsSL https://rpm.nodesource.com/setup_20.x -o nodesource_setup.sh'
+sudo bash nodesource_setup.sh
+sudo dnf -y install nodejs
 
 sudo systemctl daemon-reload
 sudo systemctl start postgresql-16
@@ -165,5 +165,5 @@ sudo systemctl start telegraf
 
 sleep 10
 sudo supervisorctl status
-sudo -u $JS_USERNAME sh -c 'firefox http://localhost &'
+# sudo -u $JS_USERNAME sh -c 'firefox http://localhost &'
 
diff --git a/platform-rhel9/mongofw.ini b/platform-rhel9/mongofw.ini
index 70152d13..bc061a6d 100644
--- a/platform-rhel9/mongofw.ini
+++ b/platform-rhel9/mongofw.ini
@@ -1,5 +1,5 @@
 [program:mongofw]
-command=/home/jsonscada/.nvm/versions/node/v20.13.1/bin/node /home/jsonscada/json-scada/src/mongofw/index.js
+command=/usr/bin/node /home/jsonscada/json-scada/src/mongofw/index.js
 numprocs=1                     ; number of processes copies to start (def 1)
 directory=/home/jsonscada/json-scada/src/mongofw/                ; directory to cwd to before exec (def no cwd)
 user=jsonscada                   ; setuid to this UNIX account to run the program
diff --git a/platform-rhel9/mongowr.ini b/platform-rhel9/mongowr.ini
index 0ebdc93d..7a81e4ef 100644
--- a/platform-rhel9/mongowr.ini
+++ b/platform-rhel9/mongowr.ini
@@ -1,5 +1,5 @@
 [program:mongowr]
-command=/home/jsonscada/.nvm/versions/node/v20.13.1/bin/node /home/jsonscada/json-scada/src/mongowr/index.js
+command=/usr/bin/node /home/jsonscada/json-scada/src/mongowr/index.js
 numprocs=1                     ; number of processes copies to start (def 1)
 directory=/home/jsonscada/json-scada/src/mongowr/                ; directory to cwd to before exec (def no cwd)
 user=jsonscada                   ; setuid to this UNIX account to run the program
diff --git a/platform-rhel9/mqtt-sparkplug.ini b/platform-rhel9/mqtt-sparkplug.ini
index 5e34cfee..a9bc2642 100644
--- a/platform-rhel9/mqtt-sparkplug.ini
+++ b/platform-rhel9/mqtt-sparkplug.ini
@@ -1,6 +1,6 @@
 [program:mqtt-sparkplug]
 ; args: instance# loglevel
-command=/home/jsonscada/.nvm/versions/node/v20.13.1/bin/node /home/jsonscada/json-scada/src/mqtt-sparkplug/index.js 1 1
+command=/usr/bin/node /home/jsonscada/json-scada/src/mqtt-sparkplug/index.js 1 1
 numprocs=1                     ; number of processes copies to start (def 1)
 directory=/home/jsonscada/json-scada/src/mqtt-sparkplug/                ; directory to cwd to before exec (def no cwd)
 user=jsonscada                   ; setuid to this UNIX account to run the program
diff --git a/platform-rhel9/opcua_server.ini b/platform-rhel9/opcua_server.ini
index 65790178..2650e40c 100644
--- a/platform-rhel9/opcua_server.ini
+++ b/platform-rhel9/opcua_server.ini
@@ -1,6 +1,6 @@
 [program:opcua_server]
 ; args: instance# loglevel
-command=/home/jsonscada/.nvm/versions/node/v20.13.1/bin/node /home/jsonscada/json-scada/src/OPC-UA-Server/index.js 1 1 
+command=/usr/bin/node /home/jsonscada/json-scada/src/OPC-UA-Server/index.js 1 1 
 numprocs=1                     ; number of processes copies to start (def 1)
 directory=/home/jsonscada/json-scada/src/OPC-UA-Server/                ; directory to cwd to before exec (def no cwd)
 user=jsonscada                   ; setuid to this UNIX account to run the program
diff --git a/platform-rhel9/server_realtime_auth.ini b/platform-rhel9/server_realtime_auth.ini
index 5ac5fcea..be5e640a 100644
--- a/platform-rhel9/server_realtime_auth.ini
+++ b/platform-rhel9/server_realtime_auth.ini
@@ -1,5 +1,5 @@
 [program:server_realtime_auth]
-command=/home/jsonscada/.nvm/versions/node/v20.13.1/bin/node /home/jsonscada/json-scada/src/server_realtime_auth/index.js
+command=/usr/bin/node /home/jsonscada/json-scada/src/server_realtime_auth/index.js
 ;environment=PGHOSTADDR=127.0.0.1,PGPORT=27017,PGDATABASE=json_scada,PGUSER=json_scada,PGPASSWORD=json_scada
 numprocs=1                     ; number of processes copies to start (def 1)
 directory=/home/jsonscada/json-scada/src/server_realtime_auth/                ; directory to cwd to before exec (def no cwd)
diff --git a/platform-rhel9/telegraf_listener.ini b/platform-rhel9/telegraf_listener.ini
index 05882a4e..223514da 100644
--- a/platform-rhel9/telegraf_listener.ini
+++ b/platform-rhel9/telegraf_listener.ini
@@ -1,6 +1,6 @@
 [program:telegraf-listener]
 ; args: instance# loglevel
-command=/home/jsonscada/.nvm/versions/node/v20.13.1/bin/node /home/jsonscada/json-scada/src/telegraf-listener/index.js 1 1
+command=/usr/bin/node /home/jsonscada/json-scada/src/telegraf-listener/index.js 1 1
 numprocs=1                     ; number of processes copies to start (def 1)
 directory=/home/jsonscada/json-scada/src/telegraf-listener/                ; directory to cwd to before exec (def no cwd)
 user=jsonscada                   ; setuid to this UNIX account to run the program