diff --git a/src/main/java/datetime/AntarcticaTimeZones.java b/src/main/java/datetime/AntarcticaTimeZones.java
index aec14fa..0daec82 100644
--- a/src/main/java/datetime/AntarcticaTimeZones.java
+++ b/src/main/java/datetime/AntarcticaTimeZones.java
@@ -4,7 +4,6 @@
 import java.time.ZoneId;
 import java.time.ZonedDateTime;
 import java.util.List;
-import java.util.stream.Collectors;
 
 import static java.util.Comparator.comparingInt;