diff --git a/stimuli/papers/domijan2015.py b/stimuli/papers/domijan2015.py
index 70cda85d..1fbab0ed 100644
--- a/stimuli/papers/domijan2015.py
+++ b/stimuli/papers/domijan2015.py
@@ -138,8 +138,7 @@ def grating(ppd=PPD):
         ppd=ppd,
         n_bars=9,
         target_indices=(4,),
-        bar_width=1.0,
-        bar_height=8.1,
+        bar_shape=(8.1, 1.0),
         vbar1=v3,
         vbar2=v1,
         vtarget=v2,
@@ -148,8 +147,7 @@ def grating(ppd=PPD):
         ppd=ppd,
         n_bars=9,
         target_indices=(4,),
-        bar_width=1.0,
-        bar_height=8.1,
+        bar_shape=(8.1, 1.0),
         vbar1=v1,
         vbar2=v3,
         vtarget=v2,