diff --git a/src/test/java/de/thm/arsnova/dao/StubDatabaseDao.java b/src/test/java/de/thm/arsnova/dao/StubDatabaseDao.java
index 817b4e7857f1abf4b875804bbe33d838fac0b29a..96da56c1718facfa0326cc3301686dbc1e6fe478 100644
--- a/src/test/java/de/thm/arsnova/dao/StubDatabaseDao.java
+++ b/src/test/java/de/thm/arsnova/dao/StubDatabaseDao.java
@@ -240,4 +240,10 @@ public class StubDatabaseDao implements IDatabaseDao {
 		return stubUsers.size();
 	}
 
+	@Override
+	public int countActiveUsers(Session session, long since) {
+		// TODO Auto-generated method stub
+		return 0;
+	}
+
 }