diff --git a/flaschengeist/plugins/auth_ldap/__init__.py b/flaschengeist/plugins/auth_ldap/__init__.py
index b07cf36..7bcefc7 100644
--- a/flaschengeist/plugins/auth_ldap/__init__.py
+++ b/flaschengeist/plugins/auth_ldap/__init__.py
@@ -30,8 +30,8 @@ class AuthLDAP(AuthPlugin):
             LDAP_REQUIRE_CERT=ssl.CERT_NONE,
             FORCE_ATTRIBUTE_VALUE_AS_LIST=True,
         )
-        if "SECRET" in config:
-            app.config["LDAP_SECRET"] = (config["secret"],)
+        if "secret" in config:
+            app.config["LDAP_SECRET"] = config["secret"]
         self.ldap = LDAPConn(app)
         self.dn = config["base_dn"]
         self.default_gid = config["default_gid"]