diff --git a/roles/kubernetes/preinstall/tasks/growpart-azure-centos-7.yml b/roles/kubernetes/preinstall/tasks/growpart-azure-centos-7.yml
index 2df6962e8..5bfb57b24 100644
--- a/roles/kubernetes/preinstall/tasks/growpart-azure-centos-7.yml
+++ b/roles/kubernetes/preinstall/tasks/growpart-azure-centos-7.yml
@@ -12,6 +12,8 @@
   failed_when: False
   changed_when: "'NOCHANGE:' not in growpart_needed.stdout"
   register: growpart_needed
+  environment: 
+    LC_ALL: C
 
 - name: check fs type
   command: file -Ls /dev/sda1
@@ -21,7 +23,9 @@
 - name: run growpart
   command: growpart /dev/sda 1
   when: growpart_needed.changed
+  environment: 
+    LC_ALL: C
 
 - name: run xfs_growfs
   command: xfs_growfs /dev/sda1
-  when: growpart_needed.changed and 'XFS' in fs_type.stdout
\ No newline at end of file
+  when: growpart_needed.changed and 'XFS' in fs_type.stdout