diff --git a/advlabdb/models.py b/advlabdb/models.py
index 46d88c1..366c12e 100644
--- a/advlabdb/models.py
+++ b/advlabdb/models.py
@@ -689,22 +689,6 @@ class User(db.Model, FsUserMixin):
     def __str__(self):
         return self.str()
 
-    def setActiveSemester(self, semester):
-        if semester is None:
-            flash("Can not change the active semester to None!", "error")
-            return
-
-        if self.active_semester != semester:
-            try:
-                self.active_semester = semester
-                db.session.commit()
-            except Exception as ex:
-                flash(str(ex), "error")
-
-                db.session.rollback()
-            else:
-                flash(f"Active semester changed to {semester}!", "warning")
-
 
 class Role(db.Model, FsRoleMixin):
     def str(self):
diff --git a/advlabdb/routes.py b/advlabdb/routes.py
index 01fb9ba..49d248e 100644
--- a/advlabdb/routes.py
+++ b/advlabdb/routes.py
@@ -31,18 +31,3 @@ def index():
         url = url_for(endpoint_base + ".index")
 
     return redirect(url)
-
-
-@bp.route("/set_semester")
-@auth_required()
-def set_semester():
-    try:
-        semesterId = int(request.args.get("semester_id"))
-    except Exception as ex:
-        flash(str(ex), "error")
-    else:
-        semester = db.session.get(Semester, semesterId)
-        current_user.setActiveSemester(semester)
-
-    red = request.referrer or url_for("main.index")
-    return redirect(red)