diff --git a/mcmc_examples/arma/arma_float_model.py b/mcmc_examples/arma/arma_float_model.py
index 2791314..d270f13 100644
--- a/mcmc_examples/arma/arma_float_model.py
+++ b/mcmc_examples/arma/arma_float_model.py
@@ -13,14 +13,14 @@
 # limitations under the License.
 
 from typing import List
+import numpy
+
 from spinn_utilities.overrides import overrides
 
 from mcmc.mcmc_model import MCMCModel
 from mcmc.mcmc_parameter import MCMCParameter
 from mcmc.mcmc_state_variable import MCMCStateVariable
 
-import numpy
-
 
 class ARMAFloatModel(MCMCModel):
     """ MCMC Model for the ARMA problem, using single-point (float)