1 files changed, 3 insertions, 2 deletions
diff --git a/activemodel/lib/active_model/mass_assignment_security.rb b/activemodel/lib/active_model/mass_assignment_security.rb
index ff8732a33e..c04de5b9a4 100644
--- a/activemodel/lib/active_model/mass_assignment_security.rb
+++ b/activemodel/lib/active_model/mass_assignment_security.rb
@@ -1,5 +1,6 @@
 require 'active_support/core_ext/class/attribute'
 require 'active_support/core_ext/string/inflections'
+require 'active_support/core_ext/array/wrap'
 require 'active_model/mass_assignment_security/permission_set'
 require 'active_model/mass_assignment_security/sanitizer'
 
@@ -112,7 +113,7 @@ module ActiveModel
 
         self._protected_attributes        = protected_attributes_configs.dup
 
-        Array(role).each do |name|
+        Array.wrap(role).each do |name|
           self._protected_attributes[name] = self.protected_attributes(name) + args
         end
 
@@ -174,7 +175,7 @@ module ActiveModel
 
         self._accessible_attributes       = accessible_attributes_configs.dup
 
-        Array(role).each do |name|
+        Array.wrap(role).each do |name|
           self._accessible_attributes[name] = self.accessible_attributes(name) + args
         end