diff --git a/build.gradle b/build.gradle
index b5b8b91..2e0e849 100644
--- a/build.gradle
+++ b/build.gradle
@@ -35,10 +35,6 @@ dependencies {
     implementation "org.geotools:gt-api:${geotoolsVersion}"
 //    implementation "org.geotools:gt-geometry:${geotoolsVersion}"
     implementation "org.geotools:gt-referencing:${geotoolsVersion}"
-
-	implementation 'javax.xml.bind:jaxb-api:2.3.1'
-    implementation 'com.sun.xml.bind:jaxb-core:2.3.0.1'
-    implementation 'com.sun.xml.bind:jaxb-impl:2.3.9'
 	
     testImplementation 'junit:junit:4.13.2'
 	
diff --git a/src/json/tools/Compress.java b/src/json/tools/Compress.java
index 2772808..fab9812 100644
--- a/src/json/tools/Compress.java
+++ b/src/json/tools/Compress.java
@@ -2,10 +2,7 @@
 
 import java.nio.charset.StandardCharsets;
 
-import javax.xml.bind.DatatypeConverter;
-
 import net.jpountz.lz4.LZ4Compressor;
-import net.jpountz.lz4.LZ4Decompressor;
 import net.jpountz.lz4.LZ4Factory;
 import net.jpountz.lz4.LZ4UnknownSizeDecompressor;
 
@@ -25,14 +22,14 @@ public static String compressB64(String iStr){
 		byte[] compressedFinal = new byte[compressedLength];
 		System.arraycopy(compressed, 0, compressedFinal, 0, compressedLength);
 		
-		return DatatypeConverter.printBase64Binary(compressedFinal);
+		return java.util.Base64.getEncoder().encodeToString(compressedFinal);
 		
 	}
 	
 	public static String decompressB64(String iStr){
 		
 	
-		byte[] aInputData = DatatypeConverter.parseBase64Binary(iStr);
+		byte[] aInputData = java.util.Base64.getDecoder().decode(iStr);
 		
 		LZ4Factory factory = LZ4Factory.fastestInstance();
 		
diff --git a/src/json/topojson/api/TopojsonApi.java b/src/json/topojson/api/TopojsonApi.java
index a6cf55c..c23cc5f 100644
--- a/src/json/topojson/api/TopojsonApi.java
+++ b/src/json/topojson/api/TopojsonApi.java
@@ -1,24 +1,15 @@
 package json.topojson.api;
 
-import java.io.File;
 import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
 import java.io.IOException;
-import java.nio.charset.StandardCharsets;
 import java.util.List;
 import java.util.TreeSet;
 
-import javax.xml.bind.DatatypeConverter;
-
-import net.jpountz.lz4.LZ4Compressor;
-import net.jpountz.lz4.LZ4Factory;
-
 import org.geotools.api.referencing.crs.CoordinateReferenceSystem;
 
 import json.converter.csv.merger.Merger;
 import json.converter.shp.ShpFileReader;
 import json.geojson.FeatureCollection;
-import json.geojson.objects.Bounding;
 import json.tools.Compress;
 import json.tools.Toolbox;
 import json.topojson.algorithm.ArcMap;