diff --git a/utils/tracers/scripts/buffer_lateness.py b/utils/tracers/scripts/buffer_lateness.py
index a5ca047b..c717eb3a 100644
--- a/utils/tracers/scripts/buffer_lateness.py
+++ b/utils/tracers/scripts/buffer_lateness.py
@@ -10,6 +10,7 @@ parser.add_argument("file", help="Input file with queue levels")
 parser.add_argument("--include-filter", help="Regular expression for element:pad names that should be included")
 parser.add_argument("--exclude-filter", help="Regular expression for element:pad names that should be excluded")
 parser.add_argument("--no-latency", help="do not include latency (enabled by default)", action="store_true")
+parser.add_argument("--late-only", help="display only late buffers (disabled by default)", action="store_true")
 args = parser.parse_args()
 
 include_filter = None
@@ -40,11 +41,15 @@ with open(args.file, mode='r', encoding='utf_8', newline='') as csvfile:
                 'latency': [],
             }
 
+        lateness = float(row[5])
+        latency = float(row[6])
+        is_late = lateness > latency
+
         wallclock = float(row[0]) / 1000000000.0
         pads[row[1]]['buffer-clock-time'].append((wallclock, float(row[3]) / 1000000000.0))
         pads[row[1]]['pipeline-clock-time'].append((wallclock, float(row[4]) / 1000000000.0))
-        pads[row[1]]['lateness'].append((wallclock, float(row[5]) / 1000000000.0))
-        pads[row[1]]['latency'].append((wallclock, float(row[6]) / 1000000000.0))
+        pads[row[1]]['lateness'].append((wallclock, lateness / 1000000000.0, is_late))
+        pads[row[1]]['latency'].append((wallclock, latency / 1000000000.0))
 
 matplotlib.rcParams['figure.dpi'] = 200
 
@@ -62,8 +67,8 @@ for (i, (pad, values)) in enumerate(pads.items()):
     i = i % len(colors)
 
     ax1.plot(
-        [x[0] for x in values['lateness']],
-        [x[1] for x in values['lateness']],
+        [x[0] for x in values['lateness'] if not args.late_only or x[2]],
+        [x[1] for x in values['lateness'] if not args.late_only or x[2]],
         '.', label = '{}: lateness'.format(pad),
         color = colors[i],
     )