diff --git a/internal/auth/auth.go b/internal/auth/auth.go
index 3f2c359..1270b05 100644
--- a/internal/auth/auth.go
+++ b/internal/auth/auth.go
@@ -80,7 +80,8 @@ type Authentication struct {
 	LocalAuth      *LocalAuthenticator
 }
 
-func Init(db *sqlx.DB, configs map[string]interface{}) (*Authentication, error) {
+func Init(db *sqlx.DB,
+	configs map[string]interface{}) (*Authentication, error) {
 	auth := &Authentication{}
 	auth.db = db
 	_, err := db.Exec(`
diff --git a/internal/config/config.go b/internal/config/config.go
index 9c5d0b7..3dd725b 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -9,10 +9,25 @@ import (
 	"log"
 	"os"
 
-	"github.com/ClusterCockpit/cc-backend/internal/auth"
 	"github.com/ClusterCockpit/cc-backend/internal/graph/model"
 )
 
+type LdapConfig struct {
+	Url             string `json:"url"`
+	UserBase        string `json:"user_base"`
+	SearchDN        string `json:"search_dn"`
+	UserBind        string `json:"user_bind"`
+	UserFilter      string `json:"user_filter"`
+	SyncInterval    string `json:"sync_interval"` // Parsed using time.ParseDuration.
+	SyncDelOldUsers bool   `json:"sync_del_old_users"`
+}
+
+type JWTAuthConfig struct {
+	// Specifies for how long a session or JWT shall be valid
+	// as a string parsable by time.ParseDuration().
+	MaxAge int64 `json:"max-age"`
+}
+
 type Cluster struct {
 	Name                 string              `json:"name"`
 	FilterRanges         *model.FilterRanges `json:"filterRanges"`
@@ -51,8 +66,8 @@ type ProgramConfig struct {
 	DisableArchive bool `json:"disable-archive"`
 
 	// For LDAP Authentication and user synchronisation.
-	LdapConfig *auth.LdapConfig    `json:"ldap"`
-	JwtConfig  *auth.JWTAuthConfig `json:"jwts"`
+	LdapConfig *LdapConfig    `json:"ldap"`
+	JwtConfig  *JWTAuthConfig `json:"jwts"`
 
 	// If 0 or empty, the session/token does not expire!
 	SessionMaxAge string `json:"session-max-age"`