diff --git a/http/centos-6.8/ks.cfg b/http/centos-6.8/ks.cfg
index eb559dbb3..90864b006 100644
--- a/http/centos-6.8/ks.cfg
+++ b/http/centos-6.8/ks.cfg
@@ -67,4 +67,3 @@ nfs-utils
 sed -i -e 's/\(^SELINUX=\).*$/\1permissive/' /etc/selinux/config
 # sudo
 echo "%vagrant ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers.d/vagrant
-sed -i "s/^[^#].*requiretty/#Defaults requiretty/" /etc/sudoers
diff --git a/http/centos-7.3/ks.cfg b/http/centos-7.3/ks.cfg
index 1b2563dff..9a940f63c 100644
--- a/http/centos-7.3/ks.cfg
+++ b/http/centos-7.3/ks.cfg
@@ -77,5 +77,4 @@ bzip2
 %post
 # sudo
 echo "%vagrant ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers.d/vagrant
-sed -i "s/^[^#].*requiretty/#Defaults requiretty/" /etc/sudoers
 %end