diff --git a/reactos/base/services/dhcp/dhcp.rbuild b/reactos/base/services/dhcp/dhcp.rbuild
index 2c11e7525c4..0953ca88e5a 100644
--- a/reactos/base/services/dhcp/dhcp.rbuild
+++ b/reactos/base/services/dhcp/dhcp.rbuild
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <!DOCTYPE module SYSTEM "../../../tools/rbuild/project.dtd">
-<module name="dhcp" type="win32cui" installbase="system32" installname="dhcp.exe" allowwarnings="true">
+<module name="dhcp" type="win32cui" installbase="system32" installname="dhcp.exe">
 	<include base="dhcp">.</include>
 	<include base="dhcp">include</include>
 	<library>ntdll</library>
diff --git a/reactos/base/services/dhcp/util.c b/reactos/base/services/dhcp/util.c
index 2dd76235b79..fdf30755b22 100644
--- a/reactos/base/services/dhcp/util.c
+++ b/reactos/base/services/dhcp/util.c
@@ -121,7 +121,7 @@ int read_client_conf(void) {
        if (lpCompName !=NULL) {
            memcpy(lpCompName, ComputerName, ComputerNameSize + 1);
            /* Send our hostname, some dhcpds use this to update DNS */
-           config->send_options[DHO_HOST_NAME].data = (u_int8_t*)strlwr(lpCompName);
+           config->send_options[DHO_HOST_NAME].data = (u_int8_t*)_strlwr(lpCompName);
            config->send_options[DHO_HOST_NAME].len = ComputerNameSize;
            debug("Hostname: %s, length: %d",
                  config->send_options[DHO_HOST_NAME].data,