diff --git a/app/models/account.rb b/app/models/account.rb
index 8891adb54..5c0f70ff8 100644
--- a/app/models/account.rb
+++ b/app/models/account.rb
@@ -54,13 +54,13 @@ class Account < ApplicationRecord
   validates :username, presence: true
 
   # Remote user validations
-  validates :username, uniqueness: { scope: :domain, case_sensitive: true }, if: -> { !local? && username_changed? }
+  validates :username, uniqueness: { scope: :domain, case_sensitive: true }, if: -> { !local? && will_save_change_to_username? }
 
   # Local user validations
-  validates :username, format: { with: /\A[a-z0-9_]+\z/i }, uniqueness: { scope: :domain, case_sensitive: false }, length: { maximum: 30 }, if: -> { local? && username_changed? }
-  validates_with UnreservedUsernameValidator, if: -> { local? && username_changed? }
-  validates :display_name, length: { maximum: 30 }, if: -> { local? && display_name_changed? }
-  validates :note, length: { maximum: 160 }, if: -> { local? && note_changed? }
+  validates :username, format: { with: /\A[a-z0-9_]+\z/i }, uniqueness: { scope: :domain, case_sensitive: false }, length: { maximum: 30 }, if: -> { local? && will_save_change_to_username? }
+  validates_with UnreservedUsernameValidator, if: -> { local? && will_save_change_to_username? }
+  validates :display_name, length: { maximum: 30 }, if: -> { local? && will_save_change_to_display_name? }
+  validates :note, length: { maximum: 160 }, if: -> { local? && will_save_change_to_note? }
 
   # Timelines
   has_many :stream_entries, inverse_of: :account, dependent: :destroy