diff --git a/IR_DecoderRaw.cpp b/IR_DecoderRaw.cpp
index af800b1..ae69bb9 100644
--- a/IR_DecoderRaw.cpp
+++ b/IR_DecoderRaw.cpp
@@ -26,6 +26,7 @@ void IR_DecoderRaw::isr() {
         if (firstUnHandledFront == &subBuffer[currentSubBufferIndex]) { // Если контроллер не успел обработать новый сигнал, принудительно пропускаем его
             firstUnHandledFront = firstUnHandledFront->next;
             isSubBufferOverflow = true;
+            
             #ifdef IRDEBUG_INFO
             // Serial.println();
             Serial.println(" ISR BUFFER OVERFLOW ");
diff --git a/IR_DecoderRaw.h b/IR_DecoderRaw.h
index 27cdc56..bf1b7cc 100644
--- a/IR_DecoderRaw.h
+++ b/IR_DecoderRaw.h
@@ -46,7 +46,7 @@ public:
     bool isSubOverflow() {
         uint8_t oldSREG = SREG;
         cli();
-        bool ret = isSubBufferOverflow;
+        volatile bool ret = isSubBufferOverflow;
         SREG = oldSREG;
         return ret;
     };