diff --git a/data/helpers.d/network b/data/helpers.d/network
index 42616d51..750a49cf 100644
--- a/data/helpers.d/network
+++ b/data/helpers.d/network
@@ -1,3 +1,27 @@
+# Normalize the url path syntax
+# Handle the slash at the beginning of path and its absence at ending
+# Return a normalized url path
+#
+# example: url_path=$(ynh_normalize_url_path $url_path)
+#          ynh_normalize_url_path example -> /example
+#          ynh_normalize_url_path /example -> /example
+#          ynh_normalize_url_path /example/ -> /example
+#          ynh_normalize_url_path / -> /
+#
+# usage: ynh_normalize_url_path path_to_normalize
+# | arg: url_path_to_normalize - URL path to normalize before using it
+ynh_normalize_url_path () {
+	path_url=$1
+	test -n "$path_url" || ynh_die "ynh_normalize_url_path expect a URL path as first argument and received nothing."
+	if [ "${path_url:0:1}" != "/" ]; then    # If the first character is not a /
+		path_url="/$path_url"    # Add / at begin of path variable
+	fi
+	if [ "${path_url:${#path_url}-1}" == "/" ] && [ ${#path_url} -gt 1 ]; then    # If the last character is a / and that not the only character.
+		path_url="${path_url:0:${#path_url}-1}"	# Delete the last character
+	fi
+	echo $path_url
+}
+
 # Find a free port and return it
 #
 # example: port=$(ynh_find_port 8080)
@@ -12,4 +36,4 @@ ynh_find_port () {
 		port=$((port+1))	# Else, pass to next port
 	done
 	echo $port
-}
+}
\ No newline at end of file