diff --git a/Gemfile b/Gemfile
index c3c624f7a0..fa8025049e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -56,7 +56,7 @@ gem 'will_paginate', '~> 3.3.0'
 
 gem 'friendly_id', '~> 5.5.0'
 
-gem 'acts_as_list', '~> 1.0.1'
+gem 'acts_as_list', '~> 1.1.0'
 gem 'acts_as_tree', '~> 2.9.0'
 gem 'awesome_nested_set', '~> 3.5.0'
 gem 'closure_tree', '~> 7.4.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 0bb8c6780b..55a0884ae4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -48,7 +48,7 @@ PATH
   remote: modules/backlogs
   specs:
     openproject-backlogs (1.0.0)
-      acts_as_list (~> 1.0.1)
+      acts_as_list (~> 1.1.0)
       openproject-pdf_export
 
 PATH
@@ -270,7 +270,7 @@ GEM
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
-    acts_as_list (1.0.4)
+    acts_as_list (1.1.0)
       activerecord (>= 4.2)
     acts_as_tree (2.9.1)
       activerecord (>= 3.0.0)
@@ -980,7 +980,7 @@ DEPENDENCIES
   activerecord-import (~> 1.4.0)
   activerecord-nulldb-adapter (~> 0.8.0)
   activerecord-session_store (~> 2.0.0)
-  acts_as_list (~> 1.0.1)
+  acts_as_list (~> 1.1.0)
   acts_as_tree (~> 2.9.0)
   addressable (~> 2.8.0)
   airbrake (~> 13.0.0)
diff --git a/modules/backlogs/openproject-backlogs.gemspec b/modules/backlogs/openproject-backlogs.gemspec
index 6b058771e7..9ce102acb2 100644
--- a/modules/backlogs/openproject-backlogs.gemspec
+++ b/modules/backlogs/openproject-backlogs.gemspec
@@ -8,7 +8,7 @@ Gem::Specification.new do |s|
   s.description = 'This module adds features enabling agile teams to work with OpenProject in Scrum projects.'
   s.files = Dir['{app,config,db,lib,doc}/**/*', 'README.md']
 
-  s.add_dependency 'acts_as_list', '~> 1.0.1'
+  s.add_dependency 'acts_as_list', '~> 1.1.0'
 
   s.add_dependency 'openproject-pdf_export'