diff --git a/tests/iodelay.cpp b/tests/iodelay.cpp
index 924c818b..e6237741 100644
--- a/tests/iodelay.cpp
+++ b/tests/iodelay.cpp
@@ -49,7 +49,6 @@ public:
     double del (void) { return _del; }
     double err (void) { return _err; }
 
-private:
 
     double  _del;
     double  _err;
@@ -232,7 +231,7 @@ int main (int ac, char *av [])
     #else
         usleep (250000);
  	#endif
-        if (mtdm.resolve () < 0) printf ("Signal below threshold...\n");
+        if (mtdm.resolve() < 0) printf ("Signal below threshold...\n");
         else
         {
             jack_nframes_t systemic_latency;
@@ -241,12 +240,13 @@ int main (int ac, char *av [])
                 mtdm.invert ();
                 mtdm.resolve ();
             }
-            systemic_latency = (jack_nframes_t) floor (mtdm->_del - (capture_latency.max + playback_latency.max));
+            systemic_latency = (jack_nframes_t) floor (mtdm._del - (capture_latency.max + playback_latency.max));
 
-            printf ("%10.3lf frames %10.3lf ms total roundtrip latency\n\textra loopback latency: %u frames\n\tuse %u for the backend arguments -I and -O", mtdm->_del, mtdm->_del * t,
+            printf("%10.3lf frames %10.3lf ms total roundtrip latency\n\textra loopback latency: %u frames\n\tuse %u for the backend arguments -I and -O"
+                    , mtdm._del, mtdm._del * t,
                     systemic_latency, systemic_latency/2);
-            if (mtdm->_err > 0.2) printf (" ??");
-                if (mtdm->_inv) printf (" Inv");
+            if (mtdm._err > 0.2) printf (" ??");
+                if (mtdm._inv) printf (" Inv");
             printf ("\n");
         }
     }