diff --git a/linux/alsarawmidi/JackALSARawMidiPort.cpp b/linux/alsarawmidi/JackALSARawMidiPort.cpp
index 70e1fa71..8ef0ab65 100644
--- a/linux/alsarawmidi/JackALSARawMidiPort.cpp
+++ b/linux/alsarawmidi/JackALSARawMidiPort.cpp
@@ -109,7 +109,7 @@ JackALSARawMidiPort::JackALSARawMidiPort(const char *client_name, snd_rawmidi_in
}
try {
CreateNonBlockingPipe(fds);
- } catch (std::exception e) {
+ } catch (std::exception& e) {
error_message = e.what();
func = "CreateNonBlockingPipe";
goto close;