diff --git a/beat/web/team/models.py b/beat/web/team/models.py
index b1c86908e6f2ff1ee9277de20dbb9504d534e1e1..6158ee3a65faeabaae57eff75d92d44dc9b9def8 100644
--- a/beat/web/team/models.py
+++ b/beat/web/team/models.py
@@ -99,15 +99,15 @@ class Team(models.Model):
         used_at += self.shared_algorithms.count()
         used_at += self.shared_databases.count()
         used_at += self.shared_dataformats.count()
-        used_at += self.shared_environment.count()
+        used_at += self.shared_environments.count()
         used_at += self.shared_experiments.count()
         used_at += self.shared_librarys.count()
         used_at += self.shared_plotterparameters.count()
         used_at += self.shared_plotters.count()
         used_at += self.shared_searchs.count()
         used_at += self.shared_toolchains.count()
-        used_at += self.usable_algorithm.count()
-        used_at += self.usable_library.count()
+        used_at += self.usable_algorithms.count()
+        used_at += self.usable_librarys.count()
         used_at += self.usable_plotterparameters.count()
         used_at += self.usable_plotters.count()