diff --git a/utama_core/rsoccer_simulator/src/ssl/envs/standard_ssl.py b/utama_core/rsoccer_simulator/src/ssl/envs/standard_ssl.py
index 8aba5e05..bfd9b1de 100644
--- a/utama_core/rsoccer_simulator/src/ssl/envs/standard_ssl.py
+++ b/utama_core/rsoccer_simulator/src/ssl/envs/standard_ssl.py
@@ -1,5 +1,4 @@
 import logging
-import math
 import random
 from typing import List, Tuple