diff --git a/frequencies.c b/frequencies.c
index 924fa6f..c9f5c15 100644
--- a/frequencies.c
+++ b/frequencies.c
@@ -63,13 +63,14 @@ const uint32_t NoaaFrequencyTable[10] = {
 };
 #endif
 
-const uint16_t StepFrequencyTable[6] = {
+const uint16_t StepFrequencyTable[7] = {
 	250,
 	500,
 	625,
 	1000,
 	1250,
-	2500
+	2500,
+	833,
 };
 
 FREQUENCY_Band_t FREQUENCY_GetBand(uint32_t Frequency)
diff --git a/frequencies.h b/frequencies.h
index 2760b9b..3cdf2a8 100644
--- a/frequencies.h
+++ b/frequencies.h
@@ -38,7 +38,7 @@ extern const uint32_t UpperLimitFrequencyBandTable[7];
 #if defined(ENABLE_NOAA)
 extern const uint32_t NoaaFrequencyTable[10];
 #endif
-extern const uint16_t StepFrequencyTable[6];
+extern const uint16_t StepFrequencyTable[7];
 
 FREQUENCY_Band_t FREQUENCY_GetBand(uint32_t Frequency);
 uint8_t FREQUENCY_CalculateOutputPower(uint8_t TxpLow, uint8_t TxpMid, uint8_t TxpHigh, int32_t LowerLimit, int32_t Middle, int32_t UpperLimit, int32_t Frequency);