diff --git a/src/common/network/dhcp.c b/src/common/network/dhcp.c
index 64df654..7f47f9f 100644
--- a/src/common/network/dhcp.c
+++ b/src/common/network/dhcp.c
@@ -18,7 +18,7 @@ const char hostname[] = "ml402";
 
 // -------------------------------------------------------------------------
 // Testing
-void DHCP_request_send(packet_t *pPacket, uint32_t dhcp_msg_type, uint8_t *mac_addr_src, uint8_t *inet_addr_src, uint8_t *inet_addr_dst, DHCP *pLast)
+void DHCP_request_send(packet_t *pPacket, uint8_t dhcp_msg_type, uint8_t *mac_addr_src, uint8_t *inet_addr_src, uint8_t *inet_addr_dst, DHCP *pLast)
 {
 	DHCP dhcp;
 	uint32_t size;
@@ -41,8 +41,7 @@ void DHCP_request_send(packet_t *pPacket, uint32_t dhcp_msg_type, uint8_t *mac_a
 	option_list_init(&options, pDHCP->options, sizeof(dhcp_option_t));
 
 	// Set msg type
-	size = data_entry_create(buffer, TYPE_HW_ETH10, &dhcp_msg_type, 1);
-	option_list_append(&options, DHCP_OPT_MSGTYPE, buffer, size);
+	option_list_append(&options, DHCP_OPT_MSGTYPE, &dhcp_msg_type, 1);
 
 #ifdef WITH_CLIENT_ID
 	// Set client ID
diff --git a/src/common/network/dhcp.h b/src/common/network/dhcp.h
index a4652bc..32b306b 100644
--- a/src/common/network/dhcp.h
+++ b/src/common/network/dhcp.h
@@ -69,7 +69,7 @@ typedef struct _soption_list_t
 #define	DHCP_MSG_DHCPRELEASE	7
 
 // -------------------------------------------------------------------------
-void DHCP_request_send(packet_t *pPacket, uint32_t dhcp_msg_type, uint8_t *mac_addr_src, uint8_t *inet_addr_src, uint8_t *inet_addr_dst, DHCP *pLast);
+void DHCP_request_send(packet_t *pPacket, uint8_t dhcp_msg_type, uint8_t *mac_addr_src, uint8_t *inet_addr_src, uint8_t *inet_addr_dst, DHCP *pLast);
 void option_list_init(option_list_t *pObj, void *pBuffer, size_t size);
 void option_list_append(option_list_t *pObj, uint8_t option_type, void const *pData, size_t size);
 size_t data_entry_create(void *pDst, uint8_t type, void const *pData, size_t size);