diff --git a/src/osmo-bts-sysmo/eeprom.c b/src/osmo-bts-sysmo/eeprom.c
index e96d2197e..272d41a02 100644
--- a/src/osmo-bts-sysmo/eeprom.c
+++ b/src/osmo-bts-sysmo/eeprom.c
@@ -302,7 +302,7 @@ eeprom_Error_t eeprom_ReadEthAddr( uint8_t *ethaddr )
 {
     int err;
 
-    err = eeprom_read(0, 6, ethaddr);
+    err = eeprom_read(0, 6, (char *) ethaddr);
     if ( err != 6 )
     {
 	return EEPROM_ERR_DEVICE;
diff --git a/src/osmo-bts-sysmo/sysmobts_vty.c b/src/osmo-bts-sysmo/sysmobts_vty.c
index 558dcd972..5bc948e7f 100644
--- a/src/osmo-bts-sysmo/sysmobts_vty.c
+++ b/src/osmo-bts-sysmo/sysmobts_vty.c
@@ -46,6 +46,10 @@
 #include "femtobts.h"
 #include "l1_if.h"
 
+
+extern int lchan_activate(struct gsm_lchan *lchan, enum gsm_lchan_state lchan_state);
+extern int lchan_deactivate(struct gsm_lchan *lchan);
+
 #define TRX_STR "Transceiver related commands\n" "TRX number\n"
 
 #define SHOW_TRX_STR				\