diff --git a/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/TraceRepository.java b/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/TraceRepository.java
index c88ab2f2..39f50fe1 100644
--- a/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/TraceRepository.java
+++ b/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/TraceRepository.java
@@ -64,7 +64,7 @@ public class TraceRepository {
 
     @SneakyThrows
     protected static void writeTraceRecords(File recordsFile, List<TNTPoint> records) {
-        ObjectOutputStream outputStream = new ObjectOutputStream(new FileOutputStream(recordsFile));
+        DataOutputStream outputStream = new DataOutputStream(new FileOutputStream(recordsFile));
         for (TNTPoint record : records) {
             outputStream.writeInt(record.getTntId());
             outputStream.writeBoolean(record.isExplosion());
@@ -88,7 +88,7 @@ public class TraceRepository {
     }
 
     @SneakyThrows
-    protected static TNTPoint readTraceRecord(ObjectInputStream objectInput) {
+    protected static TNTPoint readTraceRecord(DataInputStream objectInput) {
 
         int tntId = objectInput.readInt();
         boolean explosion = objectInput.readBoolean();
@@ -116,7 +116,7 @@ public class TraceRepository {
     protected static List<TNTPoint> readTraceRecords(Trace trace) {
         File recordsFile = trace.getRecordsSaveFile();
         @Cleanup
-        ObjectInputStream inputStream = new ObjectInputStream(new FileInputStream(recordsFile));
+        DataInputStream inputStream = new DataInputStream(new FileInputStream(recordsFile));
 
         List<TNTPoint> records = new ArrayList<>();
         for (int i = 0; i < trace.getRecordsCount(); i++) {