diff --git a/cores/esp32/esp32-hal-rmt.c b/cores/esp32/esp32-hal-rmt.c
index 07750d96..68411756 100644
--- a/cores/esp32/esp32-hal-rmt.c
+++ b/cores/esp32/esp32-hal-rmt.c
@@ -241,7 +241,6 @@ bool rmtLoop(rmt_obj_t* rmt, rmt_data_t* data, size_t size)
         return false;
     }
 
-    int channel = rmt->channel;
     int allocated_size = MAX_DATA_PER_CHANNEL * rmt->buffers;
 
     if (size > allocated_size) {