diff --git a/region_grower/synthesize_morphologies.py b/region_grower/synthesize_morphologies.py
index 995a12d..2cff011 100644
--- a/region_grower/synthesize_morphologies.py
+++ b/region_grower/synthesize_morphologies.py
@@ -443,7 +443,7 @@ def _init_parallel(self, mpi_only=False):
         dask.config.set(dask_config)
 
         if self.with_mpi:  # pragma: no cover
-            # pylint: disable=import-outside-toplevel
+            # pylint: disable=import-outside-toplevel,import-error
             import dask_mpi
             from mpi4py import MPI