diff --git a/exponax/sample_stepper/burgers.py b/exponax/sample_stepper/burgers.py
index f800734..6dec779 100644
--- a/exponax/sample_stepper/burgers.py
+++ b/exponax/sample_stepper/burgers.py
@@ -1,4 +1,4 @@
-from jax import Array, Complex
+from jaxtyping import Array, Complex
 
 from ..base_stepper import BaseStepper
 from ..nonlinear_functions import ConvectionNonlinearFun