diff --git a/ucs-school-4.0/ucs-school-umc-csv-import/umc/python/schoolcsvimport/__init__.py b/ucs-school-4.0/ucs-school-umc-csv-import/umc/python/schoolcsvimport/__init__.py
index 30f5c31..0766631 100644
--- a/ucs-school-4.0/ucs-school-umc-csv-import/umc/python/schoolcsvimport/__init__.py
+++ b/ucs-school-4.0/ucs-school-umc-csv-import/umc/python/schoolcsvimport/__init__.py
@@ -169,7 +169,8 @@ def save_csv(self, request):
 				columns = [] # name,firstname,unused2
 				first_lines = []
 				for line in reader:
-					if not any(cell.strip() for cell in line):
+					line = [cell.strip() for cell in line]
+					if not any(line):
 						# empty line
 						continue
 					writer.writerow(line)