diff --git a/examples/04_vector_field/01_3d_vector_field.py b/examples/04_vector_field/01_3d_vector_field.py
index b455e28e..ef1425ad 100755
--- a/examples/04_vector_field/01_3d_vector_field.py
+++ b/examples/04_vector_field/01_3d_vector_field.py
@@ -6,9 +6,9 @@
 Gaussian covariance model. The mesh on which we generate the field will be
 externally defined and it will be generated by PyVista.
 """
+# sphinx_gallery_thumbnail_path = 'pics/GS_3d_vector_field.png'
 import pyvista as pv
 
-# sphinx_gallery_thumbnail_path = 'pics/GS_3d_vector_field.png'
 import gstools as gs
 
 # mainly for setting a white background
diff --git a/gstools/random/rng.py b/gstools/random/rng.py
index 9c8931ad..56e23ac4 100644
--- a/gstools/random/rng.py
+++ b/gstools/random/rng.py
@@ -9,9 +9,8 @@
 .. autosummary::
    RNG
 """
-import emcee as mc
-
 # pylint: disable=E1101
+import emcee as mc
 import numpy as np
 import numpy.random as rand
 from emcee.state import State