diff --git a/tools/appliance/definitions/systemvm64template/postinstall.sh b/tools/appliance/definitions/systemvm64template/postinstall.sh
index 23659abdab9..a9a057d4e55 100644
--- a/tools/appliance/definitions/systemvm64template/postinstall.sh
+++ b/tools/appliance/definitions/systemvm64template/postinstall.sh
@@ -105,7 +105,7 @@ install_packages() {
   apt-get update
   apt-get --no-install-recommends -q -y --force-yes install links:i386 libuuid1:i386
 
-  apt-get --no-install-recommends -q -y --force=yes install radvd
+  apt-get --no-install-recommends -q -y --force-yes install radvd
 }
 
 setup_accounts() {
diff --git a/tools/appliance/definitions/systemvmtemplate/postinstall.sh b/tools/appliance/definitions/systemvmtemplate/postinstall.sh
index 543cf32bc4f..48ba04b5280 100644
--- a/tools/appliance/definitions/systemvmtemplate/postinstall.sh
+++ b/tools/appliance/definitions/systemvmtemplate/postinstall.sh
@@ -89,7 +89,7 @@ install_packages() {
 
   apt-get --no-install-recommends -q -y --force-yes install haproxy
 
-  apt-get --no-install-recommends -q -y --force=yes install radvd
+  apt-get --no-install-recommends -q -y --force-yes install radvd
 }
 
 setup_accounts() {
@@ -222,6 +222,7 @@ configure_services() {
   chkconfig --add cloud
   chkconfig cloud off
   chkconfig xl2tpd off
+  chkconfig radvd off
 }
 
 do_signature() {