diff --git a/src/main/java/sugui/day08/Day08.java b/src/main/java/sugui/day08/Day08.java
index 21b3698..3b52a52 100644
--- a/src/main/java/sugui/day08/Day08.java
+++ b/src/main/java/sugui/day08/Day08.java
@@ -1,21 +1,15 @@
 package sugui.day08;
 
-import java.io.BufferedReader;
 import java.io.IOException;
-import java.io.StringReader;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
-import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
-import java.util.Optional;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
-import java.util.stream.IntStream;
 
 import sugui.util.Pair;
 
diff --git a/src/test/java/sugui/Day08Test.java b/src/test/java/sugui/Day08Test.java
index 62788da..e6bc074 100644
--- a/src/test/java/sugui/Day08Test.java
+++ b/src/test/java/sugui/Day08Test.java
@@ -7,7 +7,6 @@ import java.io.IOException;
 import org.junit.Test;
 
 import sugui.day08.Day08;
-import sugui.dayXX.DayXX;
 
 /**
  * Unit test for simple App.