diff --git a/advlabdb/models.py b/advlabdb/models.py
index a8157ae..f30fa2a 100644
--- a/advlabdb/models.py
+++ b/advlabdb/models.py
@@ -447,6 +447,8 @@ class Semester(db.Model):
 
     __table_args__ = (db.UniqueConstraint(label, year),)
 
+    # TODO: def __init__(self, label, year):
+
     def initFromOldSemester(label, year, oldSemester, transferParts, transferAssistants):
         semester = Semester(label=label, year=year)
 
@@ -482,7 +484,7 @@ class ExperimentMark(db.Model):
     def final_experiment_mark_update(context):
         params = context.get_current_parameters()
 
-        experimentMark = ExperimentMark.query.get(params["experiment_mark_id"])
+        experimentMark = db.session.get(ExperimentMark, params["experiment_mark_id"])
 
         oral_mark = params.get("oral_mark")
         if oral_mark is None: