diff --git a/libs/ardouralsautil/deviceparams.cc b/libs/ardouralsautil/deviceparams.cc
index f13e0de577..d8be36835e 100644
--- a/libs/ardouralsautil/deviceparams.cc
+++ b/libs/ardouralsautil/deviceparams.cc
@@ -109,7 +109,7 @@ ARDOUR::get_alsa_device_parameters (const char* device_name, const bool play, AL
 	/* see also libs/backends/alsa/zita-alsa-pcmi.cc
 	 * If any debug parameter is set, print device info.
 	 */
-	if (getenv ("ZITA_ALSA_PCMI_DEBUG")) {
+	if (getenv ("ARDOUR_ALSA_DEBUG")) {
 		fprintf (stdout, "ALSA: *%s* device-info\n", play ? "playback" : "capture");
 		fprintf (stdout, "  dev_name : %s\n", device_name);
 		fprintf (stdout, "  channels : %u\n", nfo->max_channels);
diff --git a/libs/backends/alsa/alsa_audiobackend.cc b/libs/backends/alsa/alsa_audiobackend.cc
index cbe457b006..a1b6bf0eb1 100644
--- a/libs/backends/alsa/alsa_audiobackend.cc
+++ b/libs/backends/alsa/alsa_audiobackend.cc
@@ -957,7 +957,7 @@ AlsaAudioBackend::_start (bool for_latency_measurement)
 	fprintf (stdout, " --]]\n");
 #else
 	/* If any debug parameter is set, print info */
-	if (getenv ("ZITA_ALSA_PCMI_DEBUG")) {
+	if (getenv ("ARDOUR_ALSA_DEBUG")) {
 		fprintf (stdout, " --[[ ALSA Device %s\n", alsa_device.c_str ());
 		_pcmi->printinfo ();
 		fprintf (stdout, " --]]\n");