diff --git a/Configuration-parameters.md b/Configuration-parameters.md
index 42fda00..3c769c7 100644
--- a/Configuration-parameters.md
+++ b/Configuration-parameters.md
@@ -9,9 +9,10 @@
 | LoRa | LoraBw | CFG_LORA_BW | LoRa module bandwidth in Hz|
 | LoRa | LoraSf | CFG_LORA_SF | Spreading factor from 6 up to 12 |
 | LoRa | LoraCodingRate | CFG_LORA_CR | Coding rate from 5 up to 8|
-| LoRa | LoraSync | 0x34 | Sync word |
+| LoRa | LoraSync | CFG_LORA_SYNC | Sync word |
 | LoRa | LoraPower | CFG_LORA_PWR | Module output power in dBm |
-| LoRa | LoraEnableCrc | CFG_LORA_ENABLE_CRC | `true` - enable CRC check, `false` - disable CRC check |
+| LoRa | LoraCrc | CFG_LORA_ENABLE_CRC | 0 - disable CRC, 1 - 1 byte, 2 - 2 bytes |
+| LoRa | LoRaExplicit | CFG_LORA_EXPLICIT | `true` - explicit header mode, `false` - implicit header mode (always `false` for SF6)
 | LoRa | LoraPinSs | CFG_LORA_PIN_SS | SS/CS module pin number |
 | LoRa | LoraPinRst | CFG_LORA_PIN_RST | RST module pin number |
 | LoRa | LoraPinA | CFG_LORA_PIN_A | SX127x - set to DIO0, SX126x - set to DIO1 |