diff --git a/src/main/java/org/texttechnologylab/project/gruppe_05_1/database/MongoDBHandler.java b/src/main/java/org/texttechnologylab/project/gruppe_05_1/database/MongoDBHandler.java
index f64534e..e266fcd 100644
--- a/src/main/java/org/texttechnologylab/project/gruppe_05_1/database/MongoDBHandler.java
+++ b/src/main/java/org/texttechnologylab/project/gruppe_05_1/database/MongoDBHandler.java
@@ -291,6 +291,7 @@ public class MongoDBHandler {
         if (speechesCollection.listIndexes().into(new ArrayList<>()).size() == 1) {
             MongoDBHandler.createIndexForCollection(speechesCollection, "speakerId", true);
             MongoDBHandler.createIndexForCollection(speechesCollection, "speechKey", true);
+            MongoDBHandler.createIndexForCollection(speechesCollection, "dateTime", false);
         }
     }