diff --git a/docs/src/index.md b/docs/src/index.md
index 827b17a..4b7b130 100644
--- a/docs/src/index.md
+++ b/docs/src/index.md
@@ -151,7 +151,7 @@ If we want to make a heatmap for `ta_max` at time of 100 s at altitude `z` of 30
 import CairoMakie
 import ClimaAnalysis.Visualize as viz
 
-fig = Makie.Figure(resolution = (400, 600))
+fig = Makie.Figure(size = (400, 600))
 
 viz.plot!(
   fig,