diff --git a/app/models/project_team.rb b/app/models/project_team.rb
index 20c6690..ad3ac10 100644
--- a/app/models/project_team.rb
+++ b/app/models/project_team.rb
@@ -57,7 +57,7 @@ class ProjectTeam
   end
 
   def members
-    fetch_members
+    @members ||= fetch_members
   end
 
   def guests
--
libgit2 0.21.2