diff --git a/ChangeLog b/ChangeLog
index 697b74c..b930a56 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,6 @@
 20/11/2020
   - Fixed parsing error response from KorAP API and updated tests
+  - Removed RecordIdentifier and updated version.
   
 20/12/2019
   - Added dynamic acquisition of resource info using KorAP API.
diff --git a/src/main/java/de/ids_mannheim/korap/sru/KorapSRUSearchResultSet.java b/src/main/java/de/ids_mannheim/korap/sru/KorapSRUSearchResultSet.java
index 2a711b1..657c35c 100644
--- a/src/main/java/de/ids_mannheim/korap/sru/KorapSRUSearchResultSet.java
+++ b/src/main/java/de/ids_mannheim/korap/sru/KorapSRUSearchResultSet.java
@@ -105,7 +105,8 @@
 
     @Override
     public String getRecordIdentifier() {
-        return korapResult.getMatch(i).getMatchId();
+        return null;
+//        return korapResult.getMatch(i).getMatchId();
     }
 
     @Override
diff --git a/src/main/webapp/WEB-INF/web.xml b/src/main/webapp/WEB-INF/web.xml
index 1ce6ff2..17ba3ec 100644
--- a/src/main/webapp/WEB-INF/web.xml
+++ b/src/main/webapp/WEB-INF/web.xml
@@ -7,7 +7,8 @@
 
 	<context-param>
 		<param-name>korap.service.uri</param-name>
-		<param-value>http://localhost:8089/api/v1.0/</param-value>
+		<!-- <param-value>http://localhost:8089/api/v1.0/</param-value> -->
+		<param-value>https://korap.ids-mannheim.de/api/v1.0</param-value>
 	</context-param>
 
 	<servlet>