diff --git a/common/JackLoopbackDriver.h b/common/JackLoopbackDriver.h
index 8fe22266..247f852e 100644
--- a/common/JackLoopbackDriver.h
+++ b/common/JackLoopbackDriver.h
@@ -44,7 +44,7 @@ class JackLoopbackDriver : public JackAudioDriver
     public:
 
         JackLoopbackDriver(JackLockedEngine* engine, JackSynchro* table)
-                : JackAudioDriver("loopback", "", engine, table)
+                : JackAudioDriver("loopback", "loopback", engine, table)
         {}
         virtual ~JackLoopbackDriver()
         {}
diff --git a/macosx/coremidi/JackCoreMidiPort.cpp b/macosx/coremidi/JackCoreMidiPort.cpp
index 82a92fa1..7b2fd6db 100644
--- a/macosx/coremidi/JackCoreMidiPort.cpp
+++ b/macosx/coremidi/JackCoreMidiPort.cpp
@@ -81,10 +81,10 @@ JackCoreMidiPort::Initialize(const char *alias_name, const char *client_name,
                    "for endpoint name.");
     get_basic_alias:
         snprintf(alias, sizeof(alias) - 1, "%s:%s:%s%d", alias_name,
-                 driver_name, is_output ? "out" : "in", num);
+                 driver_name, is_output ? "in" : "out", num);
     } else {
         snprintf(alias, sizeof(alias) - 1, "%s:%s:%s%d", alias_name,
-                 endpoint_name, is_output ? "out" : "in", num);
+                 endpoint_name, is_output ? "in" : "out", num);
     }
     snprintf(name, sizeof(name) - 1, "%s:%s_%d", client_name,
              is_output ? "playback" : "capture", num);