diff --git a/tasks/main.yml b/tasks/main.yml
index e6b0df6..e191275 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -28,7 +28,7 @@
   shell: uname -r
   register: uname_output
   changed_when: false
-  always_run: yes
+  check_mode: no
 
 - name: Install linux-image-extra-* packages to enable AuFS driver
   apt: