diff --git a/roles/coturn/tasks/main.yml b/roles/coturn/tasks/main.yml
index 11fc057..3422aa5 100644
--- a/roles/coturn/tasks/main.yml
+++ b/roles/coturn/tasks/main.yml
@@ -100,16 +100,16 @@
 
 - name: Remove users with unknown realm
   shell: |
-    for U in $(turnadmin --list | grep -v '\[{{ turn_realm | default(ansible_domain) }}\]'); do
+    for U in $(turnadmin --list | grep -vP '^0:\s+:\s+(log file opened|SQLite connection)'); do
       user=$(echo $U | cut -d'[' -f1)
       realm=$(echo $U | perl -pe 's/.*\[(.*)\]/$1/')
-      turnadmin --delete --user=$user --realm=$realm
+      [ "$realm" == "{{ turn_realm | default(ansible_domain) }}" ] || turnadmin --delete --user=$user --realm=$realm
     done
   changed_when: False
   tags: turn
 
 - name: List long term users
-  shell: turnadmin --list | grep -vP '^0:\s+(log file opened|SQLite connection)' | cut -d'[' -f1
+  shell: turnadmin --list | grep -vP '^0:\s+:\s+(log file opened|SQLite connection)' | cut -d'[' -f1
   register: turn_lt_existing_users
   changed_when: False
   tags: turn