diff --git a/base/univention-licence/lib/license_ldap.c b/base/univention-licence/lib/license_ldap.c
index 0de0ba2431..ed33c52ccd 100644
--- a/base/univention-licence/lib/license_ldap.c
+++ b/base/univention-licence/lib/license_ldap.c
@@ -8,7 +8,7 @@
 
 static univention_ldap_parameters_t *lp = NULL;
 
-#define _UNIVENTION_LDAP_MACHINE_SECRET_LEN_MAX 60
+#define _UNIVENTION_LDAP_MACHINE_SECRET_LEN_MAX 256
 int univention_ldap_set_machine_connection(univention_ldap_parameters_t *lp) {
 	FILE *secret;
 	size_t len;
diff --git a/base/univention-policy/lib/ldap.c b/base/univention-policy/lib/ldap.c
index 0522caed71..37615f7d73 100644
--- a/base/univention-policy/lib/ldap.c
+++ b/base/univention-policy/lib/ldap.c
@@ -107,7 +107,7 @@ static int sasl_interact(LDAP *ld, unsigned flags, void *defaults, void *in)
 	return LDAP_SUCCESS;
 }
 
-#define _UNIVENTION_LDAP_SECRET_LEN_MAX 27
+#define _UNIVENTION_LDAP_SECRET_LEN_MAX 256
 int univention_ldap_set_admin_connection( univention_ldap_parameters_t *lp )
 {
 	FILE *secret;