diff --git a/cmd/root.go b/cmd/root.go
index b75fdbc..92c2a9a 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"os"
 
+	"codeberg.org/vlbeaudoin/serpents"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 )
@@ -31,102 +32,94 @@ func init() {
 	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.bottin-agenda.yaml)")
 
 	// web.api.host
-	rootCmd.PersistentFlags().String(
-		"web-api-host", "api",
-		"Remote API server host (config:'web.api.host')")
-	viper.BindPFlag("web.api.host", rootCmd.PersistentFlags().Lookup("web-api-host"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"web.api.host", "web-api-host", "api",
+		"Remote API server host")
 
 	// web.api.key
-	rootCmd.PersistentFlags().String(
-		"web-api-key", "bottin-agenda",
-		"Remote API server key (config:'web.api.key')")
-	viper.BindPFlag("web.api.key", rootCmd.PersistentFlags().Lookup("web-api-key"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"web.api.key", "web-api-key", "bottin-agenda",
+		"Remote API server key")
 
 	// web.api.protocol
-	rootCmd.PersistentFlags().String(
-		"web-api-protocol", "http",
-		"Remote API server protocol (config:'web.api.protocol')")
-	viper.BindPFlag("web.api.protocol", rootCmd.PersistentFlags().Lookup("web-api-protocol"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"web.api.protocol", "web-api-protocol", "http",
+		"Remote API server protocol")
 
 	// web.api.port
-	rootCmd.PersistentFlags().Int(
-		"web-api-port", 1313,
-		"Remote API server port (config:'web.api.port')")
-	viper.BindPFlag("web.api.port", rootCmd.PersistentFlags().Lookup("web-api-port"))
+	serpents.Int(rootCmd.PersistentFlags(),
+		"web.api.port", "web-api-port", 1313,
+		"Remote API server port")
 
 	// web.password
-	rootCmd.PersistentFlags().String(
-		"web-password", "bottin-agenda",
-		"Web client password (config:'web.password')")
-	viper.BindPFlag("web.password", rootCmd.PersistentFlags().Lookup("web-password"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"web.password", "web-password", "bottin-agenda",
+		"Web client password")
 
 	// web.port
-	rootCmd.PersistentFlags().Int(
-		"web-port", 2313,
-		"Web client port (config:'web.port')")
-	viper.BindPFlag("web.port", rootCmd.PersistentFlags().Lookup("web-port"))
+	serpents.Int(rootCmd.PersistentFlags(),
+		"web.port", "web-port", 2313,
+		"Web client port")
 
 	// web.user
-	rootCmd.PersistentFlags().String(
-		"web-user", "bottin-agenda",
-		"Web client user (config:'web.user')")
-	viper.BindPFlag("web.user", rootCmd.PersistentFlags().Lookup("web-user"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"web.user", "web-user", "bottin-agenda",
+		"Web client user")
 
 	// api.key
-	rootCmd.PersistentFlags().String(
-		"api-key", "bottin-agenda",
-		"API server key. Leave empty for no key auth. (config: 'api.key')")
-	viper.BindPFlag("api.key", rootCmd.PersistentFlags().Lookup("api-key"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"api.key", "api-key", "bottin-agenda",
+		"API server key. Leave empty for no key auth.")
 
 	// api.port
-	rootCmd.PersistentFlags().Int(
-		"api-port", 1313,
-		"API server port (config:'api.port')")
-	viper.BindPFlag("api.port", rootCmd.PersistentFlags().Lookup("api-port"))
+	serpents.Int(rootCmd.PersistentFlags(),
+		"api.port", "api-port", 1313,
+		"API server port")
 
 	// bottin.api.host
-	rootCmd.PersistentFlags().String(
-		"bottin-api-host", "api",
-		"Remote bottin API server host (config:'bottin.api.host')")
-	viper.BindPFlag("bottin.api.host", rootCmd.PersistentFlags().Lookup("bottin-api-host"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"bottin.api.host", "bottin-api-host", "api",
+		"Remote bottin API server host")
 
 	// bottin.api.key
-	rootCmd.PersistentFlags().String(
-		"bottin-api-key", "bottin",
-		"Remote bottin API server key (config:'bottin.api.key')")
-	viper.BindPFlag("bottin.api.key", rootCmd.PersistentFlags().Lookup("bottin-api-key"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"bottin.api.key", "bottin-api-key", "bottin",
+		"Remote bottin API server key")
 
 	// bottin.api.protocol
-	rootCmd.PersistentFlags().String(
-		"bottin-api-protocol", "http",
-		"Remote bottin API server protocol (config:'bottin.api.protocol')")
-	viper.BindPFlag("bottin.api.protocol", rootCmd.PersistentFlags().Lookup("bottin-api-protocol"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"bottin.api.protocol", "bottin-api-protocol", "http",
+		"Remote bottin API server protocol")
 
 	// bottin.api.port
-	rootCmd.PersistentFlags().Int(
-		"bottin-api-port", 1312,
-		"Remote bottin API server port (config:'bottin.api.port')")
-	viper.BindPFlag("bottin.api.port", rootCmd.PersistentFlags().Lookup("bottin-api-port"))
+	serpents.Int(rootCmd.PersistentFlags(),
+		"bottin.api.port", "bottin-api-port", 1312,
+		"Remote bottin API server port")
 
 	// db.database
-	rootCmd.PersistentFlags().String("db-database", "bottin-agenda", "Postgres database (config:'db.database')")
-	viper.BindPFlag("db.database", rootCmd.PersistentFlags().Lookup("db-database"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"db.database", "db-database", "bottin-agenda",
+		"Postgres database")
 
 	// db.host
-	rootCmd.PersistentFlags().String("db-host", "db", "Postgres host (config:'db.host')")
-	viper.BindPFlag("db.host", rootCmd.PersistentFlags().Lookup("db-host"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"db.host", "db-host", "db",
+		"Postgres host")
 
 	// db.password
-	rootCmd.PersistentFlags().String("db-password", "bottin-agenda", "Postgres password (config:'db.password')")
-	viper.BindPFlag("db.password", rootCmd.PersistentFlags().Lookup("db-password"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"db.password", "db-password", "bottin-agenda",
+		"Postgres password")
 
 	// db.port
-	rootCmd.PersistentFlags().Int("db-port", 5432, "Postgres port (config:'db.port')")
-	viper.BindPFlag("db.port", rootCmd.PersistentFlags().Lookup("db-port"))
+	serpents.Int(rootCmd.PersistentFlags(),
+		"db.port", "db-port", 5432,
+		"Postgres port")
 
 	// db.user
-	rootCmd.PersistentFlags().String("db-user", "bottin-agenda", "Postgres user (config:'db.user')")
-	viper.BindPFlag("db.user", rootCmd.PersistentFlags().Lookup("db-user"))
+	serpents.String(rootCmd.PersistentFlags(),
+		"db.user", "db-user", "bottin-agenda",
+		"Postgres user")
 }
 
 // initConfig reads in config file and ENV variables if set.