diff --git a/AnnotatorCore.py b/AnnotatorCore.py
index 9e300a5..f0b4fca 100644
--- a/AnnotatorCore.py
+++ b/AnnotatorCore.py
@@ -644,8 +644,8 @@ def process_alteration(maffilereader, outf, maf_headers, alteration_column_names
 
         end = get_cell_content(row, iend)
 
-        if start is None and iproteinpos >= 0 and row[iproteinpos] != "" and row[iproteinpos] != "." and row[
-            iproteinpos] != "-":
+        if start is None and iproteinpos >= 0 and row[iproteinpos] != "" and row[iproteinpos] != "." and \
+                row[iproteinpos] != "-":
             poss = row[iproteinpos].split('/')[0].split('-')
             try:
                 if len(poss) > 0: