diff --git a/diskspace.yml b/diskspace.yml
index 08f2dc9..08a3c80 100644
--- a/diskspace.yml
+++ b/diskspace.yml
@@ -2,7 +2,7 @@
   
   tasks:
     - name: Get disk usage
-      command: df -h / | awk 'NR==2 {print $5}'
+      shell: df -h / | awk 'NR==2 {print $5}'
       register: disk_usage
       
     - name: Send notification