diff --git a/src/modules/SX126x/SX1262.h b/src/modules/SX126x/SX1262.h
index 31724bc3..6d3f0258 100644
--- a/src/modules/SX126x/SX1262.h
+++ b/src/modules/SX126x/SX1262.h
@@ -71,7 +71,7 @@ class SX1262: public SX126x {
 
       \returns \ref status_codes
     */
-    int16_t beginFSK(float freq = 434.0, float br = 4.8, float freqDev = 0.0, float rxBw = 156.2, int8_t power = 10, uint16_t preambleLength = 16, float tcxoVoltage = 1.6, bool useRegulatorLDO = false);
+    int16_t beginFSK(float freq = 434.0, float br = 4.8, float freqDev = 5.0, float rxBw = 156.2, int8_t power = 10, uint16_t preambleLength = 16, float tcxoVoltage = 1.6, bool useRegulatorLDO = false);
 
     // configuration methods