diff --git a/VERSION b/VERSION
new file mode 100644
index 0000000000000000000000000000000000000000..90dd2fedc8c7a43f0b6f4c6181ab599c8c86e23c
--- /dev/null
+++ b/VERSION
@@ -0,0 +1 @@
+3.1.1-100-g51a3a30
diff --git a/tests/python/test_difshells.py b/tests/python/test_difshells.py
index 669f46a891717c87cac7892988f86b652af8af05..367b953a8a55d3bcb8d6563b4fa57f7688a42450 100644
--- a/tests/python/test_difshells.py
+++ b/tests/python/test_difshells.py
@@ -115,7 +115,6 @@ if __name__ == '__main__':
     dend.initVm = Vm_0
     dend.diameter = dend_diameter
     dend.length = dend_length
-
     pulse.delay[0] = 8.
     pulse.width[0] = 500e-3
     pulse.level[0] = inject