diff --git a/http/centos-5.11/ks.cfg b/http/centos-5.11/ks.cfg
index 9b1036aaa..d21167f60 100644
--- a/http/centos-5.11/ks.cfg
+++ b/http/centos-5.11/ks.cfg
@@ -14,7 +14,6 @@ skipx
 zerombr
 clearpart --all --initlabel
 autopart
-auth  --useshadow  --enablemd5
 firstboot --disabled
 reboot
 user --name=vagrant --password vagrant
diff --git a/http/fedora-20/ks.cfg b/http/fedora-20/ks.cfg
index 2e3e13e55..98f6de606 100644
--- a/http/fedora-20/ks.cfg
+++ b/http/fedora-20/ks.cfg
@@ -19,7 +19,6 @@ volgroup vg_vagrant --pesize=32768 pv.2
 logvol / --fstype=ext4 --name=lv_root --vgname=vg_vagrant --size=1024 --grow
 logvol swap --fstype=swap --name=lv_swap --vgname=vg_vagrant --size=528 --grow --maxsize=1056
 bootloader --location=mbr --append="norhgb biosdevname=0"
-auth  --useshadow  --enablemd5
 firstboot --disabled
 reboot
 user --name=vagrant --plaintext --password vagrant
diff --git a/http/fedora-21/ks.cfg b/http/fedora-21/ks.cfg
index 2e3e13e55..98f6de606 100644
--- a/http/fedora-21/ks.cfg
+++ b/http/fedora-21/ks.cfg
@@ -19,7 +19,6 @@ volgroup vg_vagrant --pesize=32768 pv.2
 logvol / --fstype=ext4 --name=lv_root --vgname=vg_vagrant --size=1024 --grow
 logvol swap --fstype=swap --name=lv_swap --vgname=vg_vagrant --size=528 --grow --maxsize=1056
 bootloader --location=mbr --append="norhgb biosdevname=0"
-auth  --useshadow  --enablemd5
 firstboot --disabled
 reboot
 user --name=vagrant --plaintext --password vagrant
diff --git a/http/fedora-22/ks.cfg b/http/fedora-22/ks.cfg
index 28529a83a..1a8f571bd 100644
--- a/http/fedora-22/ks.cfg
+++ b/http/fedora-22/ks.cfg
@@ -19,7 +19,6 @@ volgroup vg_vagrant --pesize=32768 pv.2
 logvol / --fstype=ext4 --name=lv_root --vgname=vg_vagrant --size=1024 --grow
 logvol swap --fstype=swap --name=lv_swap --vgname=vg_vagrant --size=528 --grow --maxsize=1056
 bootloader --location=mbr --append="norhgb biosdevname=0"
-auth  --useshadow  --enablemd5
 firstboot --disabled
 reboot
 user --name=vagrant --plaintext --password vagrant