diff --git a/src/main/java/de/thm/arsnova/dao/CouchDBDao.java b/src/main/java/de/thm/arsnova/dao/CouchDBDao.java
index 199a165e9be69fc3f0c5fc9782f8130abdf820f0..49f4967f0eae2be54ad6c6115ee9897b7fedd09c 100644
--- a/src/main/java/de/thm/arsnova/dao/CouchDBDao.java
+++ b/src/main/java/de/thm/arsnova/dao/CouchDBDao.java
@@ -432,7 +432,7 @@ public class CouchDBDao implements IDatabaseDao, ApplicationEventPublisherAware
 	}
 
 	@Override
-        @Cacheable("sessions")
+	@Cacheable("sessions")
 	public Session getSessionFromKeyword(final String keyword) {
 		final NovaView view = new NovaView("session/by_keyword");
 		view.setKey(keyword);
@@ -1528,15 +1528,15 @@ public class CouchDBDao implements IDatabaseDao, ApplicationEventPublisherAware
 			s.put("name", session.getName());
 			s.put("shortName", session.getShortName());
 			s.put("active", session.isActive());
-                        s.put("ppAuthorName", session.getPpAuthorName());
-                        s.put("ppAuthorMail", session.getPpAuthorMail());
-                        s.put("ppUniversity", session.getPpUniversity());
-                        s.put("ppLogo", session.getPpLogo());
-                        s.put("ppSubject", session.getPpSubject());
-                        s.put("ppLicense", session.getPpLicense());
-                        s.put("ppDescription", session.getPpDescription());
-                        s.put("ppFaculty", session.getPpFaculty());
-                        s.put("ppLevel", session.getPpLevel());
+			s.put("ppAuthorName", session.getPpAuthorName());
+			s.put("ppAuthorMail", session.getPpAuthorMail());
+			s.put("ppUniversity", session.getPpUniversity());
+			s.put("ppLogo", session.getPpLogo());
+			s.put("ppSubject", session.getPpSubject());
+			s.put("ppLicense", session.getPpLicense());
+			s.put("ppDescription", session.getPpDescription());
+			s.put("ppFaculty", session.getPpFaculty());
+			s.put("ppLevel", session.getPpLevel());
 			s.put("learningProgressOptions", JSONObject.fromObject(session.getLearningProgressOptions()));
 			s.put("features", JSONObject.fromObject(session.getFeatures()));
 			database.saveDocument(s);