diff --git a/docs/src/tutorials/pino_ode.md b/docs/src/tutorials/pino_ode.md
index 42a30af0e9..c21e4e1983 100644
--- a/docs/src/tutorials/pino_ode.md
+++ b/docs/src/tutorials/pino_ode.md
@@ -46,7 +46,7 @@ Now let's compare the prediction from the learned operator with the ground truth
 ```@example pino
 using Plots
 
-function get_trainset(bounds, tspan , number_of_parameters, dt)
+function get_trainset(bounds, tspan, number_of_parameters, dt)
     p_ = [range(start = b[1], length = number_of_parameters, stop = b[2]) for b in bounds]
     p = vcat([collect(reshape(p_i, 1, size(p_i,1))) for p_i in p_]...)
     t_ = collect(tspan[1]:dt:tspan[2])