diff --git a/pystencils/kerncraft_coupling/generate_benchmark.py b/pystencils/kerncraft_coupling/generate_benchmark.py
index 1938fc80528fc14531d2c7baf20e182439857039..3dd36b22546d252770780952067928624f5a5da1 100644
--- a/pystencils/kerncraft_coupling/generate_benchmark.py
+++ b/pystencils/kerncraft_coupling/generate_benchmark.py
@@ -15,6 +15,7 @@ from pystencils.sympyextensions import prod
 
 import numpy as np
 
+
 def generate_benchmark(ast, likwid=False, openmp=False, timing=False):
     """Return C code of a benchmark program for the given kernel.