diff --git a/CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/parser/CityGmlParser.java b/CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/parser/CityGmlParser.java
index 03e0544050e3687525159a1b1a5eb4c20f1b91c9..231c549730dc3bb627e075f7163cb853d5d0a6ef 100644
--- a/CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/parser/CityGmlParser.java
+++ b/CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/parser/CityGmlParser.java
@@ -206,8 +206,14 @@ public class CityGmlParser {
         }
     }
 
+
     public static CityDoctorModel parseCityGmlZipEntry(CityGmlZipEntry entry, ParserConfiguration config)
             throws CityGmlParseException, InvalidGmlFileException, IOException {
+        return parseCityGmlZipEntry(entry, config, null);
+    }
+
+    public static CityDoctorModel parseCityGmlZipEntry(CityGmlZipEntry entry, ParserConfiguration config, ProgressListener l)
+            throws CityGmlParseException, InvalidGmlFileException, IOException {
         CityGMLContext context = getContext();
 
         if (config.getValidate()) {
@@ -221,7 +227,7 @@ public class CityGmlParser {
             }
 
         }
-        return decompressAndParseCityGmlEntry(entry, config, context);
+        return decompressAndParseCityGmlEntry(entry, config, l, context);
     }
 
     public static CityDoctorModel decompressAndParseCityGmlEntry(CityGmlZipEntry entry, ParserConfiguration config, CityGMLContext context)
diff --git a/CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/zip/CityGmlZipEntry.java b/CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/zip/CityGmlZipEntry.java
index c0375890c4799d93b5b46df0e46fa9b7e9bcbe89..bada4da7fba3c2d6374a486e7e086e0cee22313e 100644
--- a/CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/zip/CityGmlZipEntry.java
+++ b/CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/zip/CityGmlZipEntry.java
@@ -5,6 +5,7 @@ import de.hft.stuttgart.citydoctor2.parser.CityGmlParseException;
 import de.hft.stuttgart.citydoctor2.parser.CityGmlParser;
 import de.hft.stuttgart.citydoctor2.parser.InvalidGmlFileException;
 import de.hft.stuttgart.citydoctor2.parser.ParserConfiguration;
+import de.hft.stuttgart.citydoctor2.parser.ProgressListener;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
@@ -35,6 +36,10 @@ public class CityGmlZipEntry implements Serializable {
     }
 
     public void loadEntry(ParserConfiguration config) {
+        loadEntry(config, null);
+    }
+
+    public void loadEntry(ParserConfiguration config, ProgressListener l) {
         if (decompressed) {
             return;
         }
@@ -43,7 +48,7 @@ public class CityGmlZipEntry implements Serializable {
             return;
         }
         try {
-            this.model = CityGmlParser.parseCityGmlZipEntry(this, config);
+            this.model = CityGmlParser.parseCityGmlZipEntry(this, config, l);
             this.decompressed = true;
         } catch (CityGmlParseException | InvalidGmlFileException e) {
             logger.error(e);