diff --git a/ratis-server/src/main/java/org/apache/ratis/server/storage/SnapshotManager.java b/ratis-server/src/main/java/org/apache/ratis/server/storage/SnapshotManager.java
index 4b6687b057..91c1ba5b95 100644
--- a/ratis-server/src/main/java/org/apache/ratis/server/storage/SnapshotManager.java
+++ b/ratis-server/src/main/java/org/apache/ratis/server/storage/SnapshotManager.java
@@ -27,7 +27,6 @@
 import org.apache.ratis.statemachine.StateMachine;
 import org.apache.ratis.statemachine.StateMachineStorage;
 import org.apache.ratis.util.FileUtils;
-import org.apache.ratis.util.JavaUtils;
 import org.apache.ratis.util.MD5FileUtil;
 import org.apache.ratis.util.MemoizedSupplier;
 import org.apache.ratis.util.Preconditions;
@@ -43,7 +42,6 @@
 import java.nio.file.Path;
 import java.nio.file.StandardOpenOption;
 import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
 import java.util.Optional;
 import java.util.function.Function;
 import java.util.function.Supplier;