diff --git a/adafruit_rfm/rfm9x.py b/adafruit_rfm/rfm9x.py
index 5cda864..27b5c7f 100644
--- a/adafruit_rfm/rfm9x.py
+++ b/adafruit_rfm/rfm9x.py
@@ -364,9 +364,9 @@ def rssi(self) -> float:
         # Remember in LoRa mode the payload register changes function to RSSI!
         raw_rssi = self.read_u8(_RF95_REG_1A_PKT_RSSI_VALUE)
         if self.low_frequency_mode:
-            raw_rssi -= 157
-        else:
             raw_rssi -= 164
+        else:
+            raw_rssi -= 157
         return float(raw_rssi)
 
     @property