diff --git a/drivers/wireless/lpwan/sx127x/Kconfig b/drivers/wireless/lpwan/sx127x/Kconfig
index b787792da93..2af745e6d42 100644
--- a/drivers/wireless/lpwan/sx127x/Kconfig
+++ b/drivers/wireless/lpwan/sx127x/Kconfig
@@ -17,7 +17,7 @@ config LPWAN_SX127X_SPIFREQ
 
 config LPWAN_SX127X_TXPOWER_DEFAULT
 	int "SX127X default TX power"
-	default 14
+	default 17
 
 config LPWAN_SX127X_PREAMBLE_DEFAULT
 	int "SX127X default preamble length"
@@ -34,7 +34,7 @@ config LPWAN_SX127X_MODULATION_DEFAULT
 config LPWAN_SX127X_CRCON
 	int "SX127X CRC ON"
 	range 0 1
-	default 0
+	default 1
 
 config LPWAN_SX127X_RXSUPPORT
 	bool "SX127X RX support"