diff --git a/firmware/common/radio.c b/firmware/common/radio.c
index 167d0834..33ef12db 100644
--- a/firmware/common/radio.c
+++ b/firmware/common/radio.c
@@ -1040,7 +1040,6 @@ bool radio_set_config_mode(radio_t* const radio, const radio_config_mode_t mode)
 {
 	// Check if the requested mode is supported.
 	switch (mode) {
-	case RADIO_CONFIG_LEGACY:
 	case RADIO_CONFIG_STANDARD:
 		// supported on all boards
 		break;
@@ -1067,7 +1066,6 @@ bool radio_set_config_mode(radio_t* const radio, const radio_config_mode_t mode)
 	if (IS_PRALINE) {
 		fpga_bitstream_index_t bitstream_index;
 		switch (mode) {
-		case RADIO_CONFIG_LEGACY:
 		case RADIO_CONFIG_STANDARD:
 			bitstream_index = FPGA_BITSTREAM_STANDARD;
 			break;
diff --git a/firmware/common/radio.h b/firmware/common/radio.h
index 96ced41b..2747cf97 100644
--- a/firmware/common/radio.h
+++ b/firmware/common/radio.h
@@ -41,14 +41,12 @@ typedef enum {
 } radio_error_t;
 
 /* radio configuration modes */
-// TODO are we sure we need a legacy mode?
 typedef enum {
-	RADIO_CONFIG_LEGACY = 0,
-	RADIO_CONFIG_STANDARD = 1,
+	RADIO_CONFIG_STANDARD = 0,
 #ifdef IS_PRALINE
-	RADIO_CONFIG_EXT_PRECISION_RX = 2,
-	RADIO_CONFIG_EXT_PRECISION_TX = 3,
-	RADIO_CONFIG_HALF_PRECISION = 4,
+	RADIO_CONFIG_EXT_PRECISION_RX = 1,
+	RADIO_CONFIG_EXT_PRECISION_TX = 2,
+	RADIO_CONFIG_HALF_PRECISION = 3,
 #endif
 } radio_config_mode_t;
 
diff --git a/host/libhackrf/src/hackrf.h b/host/libhackrf/src/hackrf.h
index 5d2a27a2..60666a3a 100644
--- a/host/libhackrf/src/hackrf.h
+++ b/host/libhackrf/src/hackrf.h
@@ -952,11 +952,10 @@ enum clkin_ctrl_signal {
  * Used by @ref hackrf_open, @ref hackrf_open_mode_by_serial and @ref hackrf_device_list_open_mode to set the active configuration mode.
  */
 enum radio_config_mode {
-	RADIO_CONFIG_LEGACY = 0,
-	RADIO_CONFIG_STANDARD = 1,
-	RADIO_CONFIG_EXT_PRECISION_RX = 2,
-	RADIO_CONFIG_EXT_PRECISION_TX = 3,
-	RADIO_CONFIG_HALF_PRECISION = 4,
+	RADIO_CONFIG_STANDARD = 0,
+	RADIO_CONFIG_EXT_PRECISION_RX = 1,
+	RADIO_CONFIG_EXT_PRECISION_TX = 2,
+	RADIO_CONFIG_HALF_PRECISION = 3,
 };
 
 /**
@@ -2467,7 +2466,7 @@ extern ADDAPI int ADDCALL hackrf_radio_lock_register(
  * Switches the radio configuration mode.
  *
  * @param[in] device device to configure
- * @param[in] mode configuration mode. Defaults to RADIO_CONFIG_LEGACY. Available modes are defined in @ref radio_config_mode.
+ * @param[in] mode configuration mode. Defaults to RADIO_CONFIG_STANDARD. Available modes are defined in @ref radio_config_mode.
  * @return @ref HACKRF_SUCCESS on success or @ref hackrf_error variant
  * @ingroup configuration
  */