diff --git a/05/05-2.py b/05/05-2.py
index cc9cc2f..c1f102a 100644
--- a/05/05-2.py
+++ b/05/05-2.py
@@ -34,6 +34,6 @@ if __name__ == "__main__":
             fresh_ranges.append([a,b])
     id_set = set()
     merged_ranges = merge_intervals(fresh_ranges)
-    for start, end in merged_ranges:
-        solution += (end - start + 1)
+    for st, en in merged_ranges:
+        solution += (en - st + 1)
     print(f"Solution: {solution} benötigte Zeit = {time.time()-time_start} s")