diff --git a/aoclib/performance.py b/aoclib/performance.py
index d289069..8b57019 100644
--- a/aoclib/performance.py
+++ b/aoclib/performance.py
@@ -1,6 +1,3 @@
-import time
-
-
 def print_execution_time(day, part, avg_time):
     units = ['s', 'ms', 'μs', 'ns']
     unit = 0