diff --git a/tasks/main.yml b/tasks/main.yml
index d5a7ae9..b9916fc 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -62,12 +62,12 @@
     mode: "0640"
     backup: "{{ bareos_dir_backup_configurations }}"
   loop:
-    - src: bareos_dir_tls_ca_cert_src
-      dest: bareos_dir_tls_ca_cert_dest
-    - src: bareos_dir_tls_cert_src
-      dest: bareos_dir_tls_cert_dest
-    - src: bareos_dir_tls_cert_key_src
-      dest: bareos_dir_tls_cert_key_dest
+    - src: "{{ bareos_dir_tls_ca_cert_src }}"
+      dest: "{{ bareos_dir_tls_ca_cert_dest }}"
+    - src: "{{ bareos_dir_tls_cert_src }}"
+      dest: "{{ bareos_dir_tls_cert_dest }}"
+    - src: "{{ bareos_dir_tls_cert_key_src }}"
+      dest: "{{ bareos_dir_tls_cert_key_dest }}"
   when:
     - bareos_dir_tls_enable
     - bareos_dir_tls_ca_cert_src != ""