diff --git a/db/fixtures/development/07_milestones.rb b/db/fixtures/development/07_milestones.rb
index 6fe7e2467701bbf309d8be1e785f689416cc1381..72e6b3ad3d6a9ea23f0a8fbb88d3df273e126ed4 100644
--- a/db/fixtures/development/07_milestones.rb
+++ b/db/fixtures/development/07_milestones.rb
@@ -1,3 +1,5 @@
+ActiveRecord::Base.observers.disable(:milestone_observer)
+
 Milestone.seed(:id, [
   { id: 1,  project_id: 1, title: 'v' + Faker::Address.zip_code },
   { id: 2,  project_id: 1, title: 'v' + Faker::Address.zip_code },
@@ -16,3 +18,5 @@ Milestone.all.map do |ml|
   ml.set_iid
   ml.save
 end
+
+ActiveRecord::Base.observers.enable(:milestone_observer)