diff --git a/front/src/AppNavBar.vue b/front/src/AppNavBar.vue
index bbae086..0bc1a3d 100644
--- a/front/src/AppNavBar.vue
+++ b/front/src/AppNavBar.vue
@@ -21,13 +21,13 @@
   const appInfo = ref(null);
   const appInfoErr = ref(null);
 
-   async function logInIfDemoMode(demoMode) {
+   async function logInIfDemoMode(demoMode, demoUsername) {
     if (!demoMode) {
       return;
     }
 
     const demouser = ref({
-      username: "demo",
+      username: demoUsername,
       password: ""
     });
     const res = await postLogin(demouser)
@@ -37,7 +37,7 @@
 
   onMounted(() => {
     getAppInfo(appInfo, appInfoErr)
-    .then(() => logInIfDemoMode(appInfo.value.demoMode));
+    .then(() => logInIfDemoMode(appInfo.value.demoMode, appInfo.value.demoUsername));
   })
 </script>
 
diff --git a/internal/config/config.go b/internal/config/config.go
index 38bfe51..792582b 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -20,7 +20,8 @@ type Config struct {
 	Limit               int               `toml:"limit" default:"100" comment:"A single API call will return at most this number of records."`
 	InventaireUrl       string            `toml:"inventaire-url" default:"https://inventaire.io" comment:"An inventaire.io instance URL."`
 	DisableRegistration bool              `toml:"disable-registration" default:"false" comment:"Disable new account creation."`
-	DemoMode            bool              `toml:"demo-mode" default:"false" comment:"Activate demo mode: anyone connecting to the instance will be logged in as user 'demo'"`
+	DemoMode            bool              `toml:"demo-mode" default:"false" comment:"Activate demo mode: anyone connecting to the instance will be logged in as a single user."`
+	DemoUsername        string            `toml:"demo-username" default:"demo" comment:"Name of the single user used for the demo."`
 	AddUser             UserListAsStrings `toml:"add-user" short:"a" comment:"Add an user on startup following htpasswd bcrypt format, example: [\"demo:$2y$10$UHR2646SZo2W.Rhna7bn5eWNLXWJZ/Sa3oLd9RlxlXs57Bwp6isOS\",\"user:$2y$10$3WYUp.VDpzJRywtrxO1s/uWfUIKpTE4yh5B1d2RCef3hvczYbEWTC\"]"`
 }
 
@@ -46,6 +47,7 @@ func defaultConfig() Config {
 		InventaireUrl:       "https://inventaire.io",
 		DisableRegistration: false,
 		DemoMode:            false,
+		DemoUsername:        "demo",
 		AddUser:             []string{},
 	}
 }
diff --git a/internal/createuser/createuser.go b/internal/createuser/createuser.go
index 3a3e9fc..8938f8e 100644
--- a/internal/createuser/createuser.go
+++ b/internal/createuser/createuser.go
@@ -4,6 +4,7 @@ import (
 	"errors"
 	"fmt"
 	"net/http"
+	"slices"
 	"strings"
 
 	"git.artlef.fr/PersonalLibraryManager/internal/config"
@@ -53,6 +54,11 @@ func CreateDefaultUsers(db *gorm.DB, config *config.Config) error {
 		usernames = append(usernames, splittedString[0])
 		usersPasswordMap[splittedString[0]] = splittedString[1]
 	}
+	if !slices.Contains(usernames, config.DemoUsername) {
+		usernames = append(usernames, config.DemoUsername)
+		usersPasswordMap[config.DemoUsername] = ""
+
+	}
 
 	var existingUsers []model.User
 	err := db.Where("name IN ?", usernames).Find(&existingUsers).Error
diff --git a/internal/dto/out.go b/internal/dto/out.go
index 28381a1..adc0443 100644
--- a/internal/dto/out.go
+++ b/internal/dto/out.go
@@ -1,8 +1,9 @@
 package dto
 
 type AppInfo struct {
-	RegistrationDisabled bool `json:"registrationDisabled"`
-	DemoMode             bool `json:"demoMode"`
+	RegistrationDisabled bool   `json:"registrationDisabled"`
+	DemoMode             bool   `json:"demoMode"`
+	DemoUsername         string `json:"demoUsername"`
 }
 
 type BookGet struct {
diff --git a/internal/routes/appinfo.go b/internal/routes/appinfo.go
index e91c8ab..c7c255c 100644
--- a/internal/routes/appinfo.go
+++ b/internal/routes/appinfo.go
@@ -11,5 +11,6 @@ func GetAppInfo(ac appcontext.AppContext) {
 	ac.C.JSON(http.StatusOK, dto.AppInfo{
 		RegistrationDisabled: ac.Config.DisableRegistration,
 		DemoMode:             ac.Config.DemoMode,
+		DemoUsername:         ac.Config.DemoUsername,
 	})
 }
diff --git a/internal/routes/userlogin.go b/internal/routes/userlogin.go
index 14b297b..7de83dd 100644
--- a/internal/routes/userlogin.go
+++ b/internal/routes/userlogin.go
@@ -34,7 +34,7 @@ func PostLoginHandler(ac appcontext.AppContext) {
 		}
 		username = user.Username
 	} else {
-		username = "demo"
+		username = ac.Config.DemoUsername
 	}
 
 	var jwtToken string