diff --git a/src/modules/RF69/RF69.cpp b/src/modules/RF69/RF69.cpp
index 3a509772..4596ea3c 100644
--- a/src/modules/RF69/RF69.cpp
+++ b/src/modules/RF69/RF69.cpp
@@ -392,6 +392,10 @@ int16_t RF69::setOokFixedThreshold(uint8_t value) {
   return(_mod->SPIsetRegValue(RF69_REG_OOK_FIX, value, 7, 0, 5));
 }
 
+int16_t RF69::setOokPeakThresholdDecrement(uint8_t value) {
+  return(_mod->SPIsetRegValue(RF69_REG_OOK_PEAK, value, 2, 0, 5));
+}
+
 int16_t RF69::setFrequency(float freq) {
   // check allowed frequency range
   if(!(((freq > 290.0) && (freq < 340.0)) ||
diff --git a/src/modules/RF69/RF69.h b/src/modules/RF69/RF69.h
index de230933..08e9c3c0 100644
--- a/src/modules/RF69/RF69.h
+++ b/src/modules/RF69/RF69.h
@@ -766,6 +766,15 @@ class RF69: public PhysicalLayer {
     */
     int16_t setOokFixedThreshold(uint8_t value);
 
+    /*!
+      \brief Period of decrement of the RSSI threshold in the OOK demodulator.
+
+      \param value Use defines RF69_OOK_PEAK_THRESH_DEC_X_X_CHIP
+
+      \returns \ref status_codes
+    */
+    int16_t setOokPeakThresholdDecrement(uint8_t value);
+
     /*!
       \brief Set modem in fixed packet length mode.