diff --git a/examples/reconstruct/test.jl b/examples/reconstruct/test.jl
index f961469386ee604983f1204d0ce4bba68bba5b5d..7aa4d16ed4c65cb2868cb1cb4545daa6a7f680da 100644
--- a/examples/reconstruct/test.jl
+++ b/examples/reconstruct/test.jl
@@ -90,7 +90,7 @@ function optimal_gradient_descent(x, alpha, max_iter; atol=1E-10, rtol=1E-7)
     end
     return (;x, hist)
 end
-res = optimal_gradient_descent(ones(size(X)), 1, 1000);
+res = optimal_gradient_descent(ones(size(X)), 1, 5000);
 relative_error(X, res.x)
 plot(res.hist, yaxis=:log, labels="resnorm")