diff --git a/scripts/_common.sh b/scripts/_common.sh
index d531f63..87ae0be 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -7,7 +7,7 @@
 # dependencies used by the app
 pkg_dependencies=""
 
-nodejsversion=12.16.3
+NODEJS_VERSION=12.16.3
 
 #=================================================
 # PERSONAL HELPERS
diff --git a/scripts/install b/scripts/install
index c94c5a8..e9e1a32 100644
--- a/scripts/install
+++ b/scripts/install
@@ -75,7 +75,7 @@ ynh_app_setting_set --app=$app --key=port --value=$port
 ynh_script_progression --message="Installing dependencies..."
 
 ynh_install_app_dependencies $pkg_dependencies
-ynh_install_nodejs --nodejs_version=$nodejsversion
+ynh_install_nodejs --nodejs_version=$NODEJS_VERSION
 ynh_use_nodejs
 ynh_install_mongo
 
diff --git a/scripts/restore b/scripts/restore
index a509e8f..80e6388 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -87,7 +87,7 @@ ynh_script_progression --message="Reinstalling dependencies..."
 
 # Define and install dependencies
 ynh_install_app_dependencies $pkg_dependencies
-ynh_install_nodejs --nodejs_version=$nodejsversion
+ynh_install_nodejs --nodejs_version=$NODEJS_VERSION
 ynh_use_nodejs
 ynh_install_mongo
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 34ce41e..3a30be3 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -175,7 +175,7 @@ ynh_script_progression --message="Upgrading dependencies..."
 
 ynh_install_app_dependencies $pkg_dependencies
 ynh_remove_nodejs
-ynh_install_nodejs --nodejs_version=$nodejsversion
+ynh_install_nodejs --nodejs_version=$NODEJS_VERSION
 ynh_use_nodejs
 ynh_install_mongo