diff --git a/app/app.go b/app/app.go
index 892fe2d..b22f0ef 100644
--- a/app/app.go
+++ b/app/app.go
@@ -15,16 +15,18 @@ import (
 )
 
 var LDAPSessions map[string]*LDAPClient
-var APIVersion = "1.0.2"
+var APIVersion = "1.0.3"
 
 func Run() {
 	gob.Register(LDAPClient{})
 
+	log.Printf("Starting ProxmoxAAS-LDAP version %s\n", APIVersion)
+
 	configPath := flag.String("config", "config.json", "path to config.json file")
 	flag.Parse()
 
 	config := GetConfig(*configPath)
-	log.Println("Initialized config from " + *configPath)
+	log.Printf("Read in config from %s\n", *configPath)
 
 	gin.SetMode(gin.ReleaseMode)
 	router := gin.Default()
@@ -37,6 +39,8 @@ func Run() {
 	})
 	router.Use(sessions.Sessions(config.SessionCookieName, store))
 
+	log.Printf("Started API router and cookie store (Name: %s Params: %+v)\n", config.SessionCookieName, config.SessionCookie)
+
 	LDAPSessions = make(map[string]*LDAPClient)
 
 	router.GET("/version", func(c *gin.Context) {
@@ -300,5 +304,7 @@ func Run() {
 		c.JSON(status, res)
 	})
 
+	log.Printf("Starting LDAP API on port %s\n", strconv.Itoa(config.ListenPort))
+
 	router.Run("0.0.0.0:" + strconv.Itoa(config.ListenPort))
 }
diff --git a/app/ldap.go b/app/ldap.go
index adafb3c..8c9bec2 100644
--- a/app/ldap.go
+++ b/app/ldap.go
@@ -94,10 +94,10 @@ func (l LDAPClient) GetUser(uid string) (int, gin.H) {
 }
 
 func (l LDAPClient) AddUser(uid string, user UserRequired) (int, gin.H) {
-	if user.CN == "" || user.SN == "" || user.UserPassword == "" {
+	if user.CN == "" || user.SN == "" || user.UserPassword == "" || user.Mail == "" {
 		return http.StatusBadRequest, gin.H{
 			"ok":    false,
-			"error": "Missing one of required fields: cn, sn, userpassword",
+			"error": "Missing one of required fields: cn, sn, mail, userpassword",
 		}
 	}
 
@@ -107,6 +107,7 @@ func (l LDAPClient) AddUser(uid string, user UserRequired) (int, gin.H) {
 	)
 	addRequest.Attribute("sn", []string{user.SN})
 	addRequest.Attribute("cn", []string{user.CN})
+	addRequest.Attribute("mail", []string{user.Mail})
 	addRequest.Attribute("userPassword", []string{user.UserPassword})
 	addRequest.Attribute("objectClass", []string{"inetOrgPerson"})
 
@@ -125,10 +126,10 @@ func (l LDAPClient) AddUser(uid string, user UserRequired) (int, gin.H) {
 }
 
 func (l LDAPClient) ModUser(uid string, user UserOptional) (int, gin.H) {
-	if user.CN == "" && user.SN == "" && user.UserPassword == "" {
+	if user.CN == "" && user.SN == "" && user.UserPassword == "" && user.Mail == "" {
 		return http.StatusBadRequest, gin.H{
 			"ok":    false,
-			"error": "Requires one of fields: cn, sn, userpassword",
+			"error": "Requires one of fields: cn, sn, mail, userpassword",
 		}
 	}
 
@@ -142,6 +143,9 @@ func (l LDAPClient) ModUser(uid string, user UserOptional) (int, gin.H) {
 	if user.SN != "" {
 		modifyRequest.Replace("sn", []string{user.SN})
 	}
+	if user.Mail != "" {
+		modifyRequest.Replace("mail", []string{user.Mail})
+	}
 	if user.UserPassword != "" {
 		modifyRequest.Replace("userPassword", []string{user.UserPassword})
 	}
diff --git a/app/utils.go b/app/utils.go
index 1bca7fb..c4e139a 100644
--- a/app/utils.go
+++ b/app/utils.go
@@ -113,12 +113,14 @@ func LDAPGroupToGin(group LDAPGroup) gin.H {
 type UserOptional struct { // add or modify user body struct
 	CN           string `form:"cn"`
 	SN           string `form:"sn"`
+	Mail         string `form:"mail"`
 	UserPassword string `form:"userpassword"`
 }
 
 type UserRequired struct { // add or modify user body struct
 	CN           string `form:"cn" binding:"required"`
 	SN           string `form:"sn" binding:"required"`
+	Mail         string `form:"mail" binding:"required"`
 	UserPassword string `form:"userpassword" binding:"required"`
 }