diff --git a/CHANGELOG.md b/CHANGELOG.md
index 056b3f6..0a8e2f3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,3 +18,6 @@
 
 * 1.0.5 -- 2023-12-19
   - add relay_state
+
+* 1.0.6 -- 2024-01-31
+  - output in users valid_ldap_users and invalid_ldap_users
diff --git a/common/version.tf b/common/version.tf
index 4f63093..8fb8d08 100644
--- a/common/version.tf
+++ b/common/version.tf
@@ -1,3 +1,3 @@
 locals {
-  _module_version = "1.0.5"
+  _module_version = "1.0.6"
 }
diff --git a/group-assignment/outputs.tf b/group-assignment/outputs.tf
index 5d385b3..3cb0848 100644
--- a/group-assignment/outputs.tf
+++ b/group-assignment/outputs.tf
@@ -18,7 +18,8 @@ output "results" {
 
 output "users" {
   value = {
-    users      = local.users
-    ldap_users = { for k, v in local.ldap_user_attributes : k => v.mail }
+    users              = local.users
+    valid_ldap_users   = { for k, v in local.ldap_user_attributes : k => v.mail if can(v.mail) }
+    invalid_ldap_users = [for k, v in local.ldap_user_attributes : k if ! can(v.mail)]
   }
 }