diff --git a/Gemfile b/Gemfile
index 4e03bcce1..456da8de1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -99,6 +99,8 @@ gem 'sanitize-url'
 
 gem 'flipflop'
 
+gem 'aasm'
+
 # Cron jobs
 gem 'delayed_job_active_record'
 gem "daemons"
diff --git a/Gemfile.lock b/Gemfile.lock
index f8460ab99..532fc7acb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -29,6 +29,8 @@ GEM
   remote: https://rubygems.org/
   specs:
     CFPropertyList (2.3.6)
+    aasm (4.12.3)
+      concurrent-ruby (~> 1.0)
     actioncable (5.2.0)
       actionpack (= 5.2.0)
       nio4r (~> 2.0)
@@ -779,6 +781,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  aasm
   active_model_serializers
   administrate
   apipie-rails