diff --git a/tasks/setup.yml b/tasks/setup.yml
index b7eeff8..0bebeca 100644
--- a/tasks/setup.yml
+++ b/tasks/setup.yml
@@ -28,7 +28,7 @@
         content: "{{ __droneci_autoscaler_sshkey }}"
         dest: "{{ __droneci_autoscaler_workdir }}/ssh_key"
         mode: 0600
-      when: __droneci_autoscaler_sshkey | legth > 0
+      when: __droneci_autoscaler_sshkey | length > 0
       no_log: True
 
     - name: Generate SSH key pair if missing