diff --git a/tasks/robots-txt.yml b/tasks/robots-txt.yml
index e46a1e2..8696290 100644
--- a/tasks/robots-txt.yml
+++ b/tasks/robots-txt.yml
@@ -26,7 +26,7 @@
 
   when:
     - nginx_install_robots_txt
-    - nginx_use_common_virthost
+    - nginx_virthosts | length
     - item.root is defined
   tags: [ 'nginx', 'robots_txt' ]
 
@@ -51,5 +51,5 @@
   when:
     - item.root is defined
     - not nginx_install_robots_txt
-    - nginx_use_common_virthost
+    - nginx_virthosts | length
   tags: [ 'nginx', 'robots_txt' ]