diff --git a/src/midi/midi_alsa_seq.cpp b/src/midi/midi_alsa_seq.cpp
index d29196dc3..c88c12a58 100644
--- a/src/midi/midi_alsa_seq.cpp
+++ b/src/midi/midi_alsa_seq.cpp
@@ -531,7 +531,7 @@ void midiALSASeq::run( void )
 
 	}
 
-	delete pollfd_set;
+	delete[] pollfd_set;
 }