diff --git a/roles/kubernetes/preinstall/tasks/growpart-azure-centos-7.yml b/roles/kubernetes/preinstall/tasks/growpart-azure-centos-7.yml
index 27fc661ef..5bfb57b24 100644
--- a/roles/kubernetes/preinstall/tasks/growpart-azure-centos-7.yml
+++ b/roles/kubernetes/preinstall/tasks/growpart-azure-centos-7.yml
@@ -23,6 +23,8 @@
 - 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