diff --git a/src/mesh/SX126xInterface.cpp b/src/mesh/SX126xInterface.cpp
index 8cd735da..1036042e 100644
--- a/src/mesh/SX126xInterface.cpp
+++ b/src/mesh/SX126xInterface.cpp
@@ -232,7 +232,7 @@ template <typename T> bool SX126xInterface<T>::isChannelActive()
 
     setStandby();
     result = lora.scanChannel();
-    if (result == RADIOLIB_PREAMBLE_DETECTED)
+    if (result == RADIOLIB_LORA_DETECTED)
         return true;
 
     assert(result != RADIOLIB_ERR_WRONG_MODEM);
diff --git a/src/mesh/SX128xInterface.cpp b/src/mesh/SX128xInterface.cpp
index c984d9f0..19001a0d 100644
--- a/src/mesh/SX128xInterface.cpp
+++ b/src/mesh/SX128xInterface.cpp
@@ -222,7 +222,7 @@ template <typename T> bool SX128xInterface<T>::isChannelActive()
 
     setStandby();
     result = lora.scanChannel();
-    if (result == RADIOLIB_PREAMBLE_DETECTED)
+    if (result == RADIOLIB_LORA_DETECTED)
         return true;
 
     assert(result != RADIOLIB_ERR_WRONG_MODEM);