diff --git a/devito/passes/clusters/cse.py b/devito/passes/clusters/cse.py
index a3dfa0702f..5e4ce40d36 100644
--- a/devito/passes/clusters/cse.py
+++ b/devito/passes/clusters/cse.py
@@ -10,7 +10,7 @@
 from devito.symbolics import estimate_cost, q_leaf
 from devito.symbolics.manipulation import _uxreplace
 from devito.tools import as_list
-from devito.types import Eq, Temp, Symbol
+from devito.types import Eq, Symbol, Temp
 
 __all__ = ['cse']