diff --git a/src/TinyGsmClientXBee.h b/src/TinyGsmClientXBee.h
index addbfa6..4422986 100644
--- a/src/TinyGsmClientXBee.h
+++ b/src/TinyGsmClientXBee.h
@@ -657,7 +657,7 @@ public:
     XBEE_COMMAND_END_DECORATOR
 
     if (beeType == XBEE3_LTEM_ATT && intRes == 105) intRes = 0;  // tends to reply with "69" when signal is unknown
-    if (beeType == XBEE3_LTEM_ATT && intRes == 0xFF) intRes = 0;  // 0xFF returned for unknown
+    if (beeType == XBEE_S6B_WIFI && intRes == 0xFF) intRes = 0;  // 0xFF returned for unknown
 
     if (beeType == XBEE_S6B_WIFI) return -93 + intRes;  // the maximum sensitivity is -93dBm
     else return -1*intRes; // need to convert to negative number