diff --git a/plugins/channelrx/demodais/aisdemodsink.h b/plugins/channelrx/demodais/aisdemodsink.h
index 0a1ddda3b..fc7688e9a 100644
--- a/plugins/channelrx/demodais/aisdemodsink.h
+++ b/plugins/channelrx/demodais/aisdemodsink.h
@@ -125,7 +125,6 @@ private:
     Real *m_train;                      // Training sequence to look for
     int m_correlationLength;
 
-    int m_symbolPrev;
     unsigned char m_bytes[AISDEMOD_MAX_BYTES];
     crc16x25 m_crc;