diff --git a/aertb/core/viz.py b/aertb/core/viz.py
index 4568bd2..15984d8 100644
--- a/aertb/core/viz.py
+++ b/aertb/core/viz.py
@@ -97,7 +97,7 @@ def get_frame(frame_events, f_type):
     min_ts = events[0]['ts']
     delta = duration / n_frames
     
-    camera_size = (max(events['x'])+1, max(events['y'])+1)
+    camera_size = (max(events['y'])+1, max(events['x'])+1)
     
     if f_type == 'decay':
         tau = kwargs.get('tau', delta)
@@ -111,4 +111,4 @@ def get_frame(frame_events, f_type):
         frames.append(frame)
     
     duration = kwargs.get('duration', 2)
-    gif.save(frames, filename, duration=200)
\ No newline at end of file
+    gif.save(frames, filename, duration=200)