diff --git a/Gemfile b/Gemfile
index 9cc2732a22..d25aee1251 100644
--- a/Gemfile
+++ b/Gemfile
@@ -83,7 +83,7 @@ gem 'actionpack-action_caching'
 #   AMS is deprecated, we will introduce an alternative at some point
 gem "active_model_serializers", "0.8.4"
 gem 'activerecord-session_store'
-gem 'acts-as-taggable-on', '~> 8.1'
+gem 'acts-as-taggable-on'
 gem 'angularjs-file-upload-rails', '~> 2.4.1'
 gem 'bigdecimal', '3.0.2'
 gem 'bootsnap', require: false
diff --git a/Gemfile.lock b/Gemfile.lock
index f0b6146a5e..d5fd075bef 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -134,8 +134,8 @@ GEM
       minitest (>= 5.1)
       tzinfo (~> 2.0)
       zeitwerk (~> 2.3)
-    acts-as-taggable-on (8.1.0)
-      activerecord (>= 5.0, < 6.2)
+    acts-as-taggable-on (9.0.1)
+      activerecord (>= 6.0, < 7.1)
     acts_as_list (1.0.4)
       activerecord (>= 4.2)
     addressable (2.8.1)
@@ -766,7 +766,7 @@ DEPENDENCIES
   activerecord-import
   activerecord-postgresql-adapter
   activerecord-session_store
-  acts-as-taggable-on (~> 8.1)
+  acts-as-taggable-on
   acts_as_list (= 1.0.4)
   angular-rails-templates (>= 0.3.0)
   angular_rails_csrf