diff --git a/data/helpers.d/nodejs b/data/helpers.d/nodejs
index c4332b60c..9b16f5729 100644
--- a/data/helpers.d/nodejs
+++ b/data/helpers.d/nodejs
@@ -64,8 +64,9 @@ ynh_install_nodejs () {
 
 	# Declare an array to define the options of this helper.
 	local legacy_args=n
-	declare -Ar args_array=( [n]=nodejs_version= )
+	declare -Ar args_array=( [n]=nodejs_version= [a]=arch=)
 	local nodejs_version
+	local arch
 	# Manage arguments with getopts
 	ynh_handle_getopts_args "$@"
 
@@ -98,7 +99,12 @@ ynh_install_nodejs () {
 	test -x /usr/bin/npm_n && mv /usr/bin/npm_n /usr/bin/npm
 
 	# Install the requested version of nodejs
-	n $nodejs_version
+	if [ -z "$arch" ]
+	then
+		n $nodejs_version
+	else
+		n $nodejs_version --arch=$arch
+	fi
 
 	# Find the last "real" version for this major version of node.
 	real_nodejs_version=$(find $node_version_path/$nodejs_version* -maxdepth 0 | sort --version-sort | tail --lines=1)