diff --git a/edosl0util/crgen.py b/edosl0util/crgen.py
index f648d573b32aee21e531afbe397b21d1a5d448b9..c436c591d8c56f6858c7e73424b720f72ef10ed2 100644
--- a/edosl0util/crgen.py
+++ b/edosl0util/crgen.py
@@ -26,7 +26,7 @@ def diff_crs(real_file, generated_file):
         make_comparable(real, generated)
         if real != generated:
             diff = difflib.ndiff(pprint.pformat(real).splitlines(),
-                                    pprint.pformat(generated).splitlines())
+                                 pprint.pformat(generated).splitlines())
             for line in diff:
                 print line