diff --git a/app/logical/alias_and_implication_importer.rb b/app/logical/alias_and_implication_importer.rb
index 936f05836..4a8fb3f99 100644
--- a/app/logical/alias_and_implication_importer.rb
+++ b/app/logical/alias_and_implication_importer.rb
@@ -156,7 +156,7 @@ private
           tag_implication.reject!(update_topic: false)
 
         when :mass_update
-          TagBatchChangeJob.perform_later(token[1], token[2], CurrentUser.user, CurrentUser.ip_addr)
+          TagBatchChangeJob.perform_later(token[1], token[2], User.system, "127.0.0.1")
 
         when :change_category
           tag = Tag.find_by_name(token[1])
diff --git a/app/models/bulk_update_request.rb b/app/models/bulk_update_request.rb
index c6ce15e45..cad9dc550 100644
--- a/app/models/bulk_update_request.rb
+++ b/app/models/bulk_update_request.rb
@@ -77,7 +77,7 @@ class BulkUpdateRequest < ApplicationRecord
       transaction do
         CurrentUser.scoped(approver) do
           AliasAndImplicationImporter.new(script, forum_topic_id, "1", true).process!
-          update(status: "approved", approver: CurrentUser.user, skip_secondary_validations: true)
+          update!(status: "approved", approver: approver, skip_secondary_validations: true)
           forum_updater.update("The #{bulk_update_request_link} (forum ##{forum_post.id}) has been approved by @#{approver.name}.", "APPROVED")
         end
       end
diff --git a/app/models/tag_alias.rb b/app/models/tag_alias.rb
index 3fbbf8b3c..719a800dd 100644
--- a/app/models/tag_alias.rb
+++ b/app/models/tag_alias.rb
@@ -56,15 +56,15 @@ class TagAlias < TagRelationship
     tries = 0
 
     begin
-      CurrentUser.scoped(approver) do
-        update(status: "processing")
+      CurrentUser.scoped(User.system) do
+        update!(status: "processing")
         move_aliases_and_implications
         move_saved_searches
         ensure_category_consistency
         update_posts
         forum_updater.update(approval_message(approver), "APPROVED") if update_topic
         rename_wiki_and_artist
-        update(status: "active")
+        update!(status: "active")
       end
     rescue Exception => e
       if tries < 5
@@ -141,9 +141,7 @@ class TagAlias < TagRelationship
       Post.raw_tag_match(antecedent_name).find_each do |post|
         escaped_antecedent_name = Regexp.escape(antecedent_name)
         fixed_tags = post.tag_string.sub(/(?:\A| )#{escaped_antecedent_name}(?:\Z| )/, " #{consequent_name} ").strip
-        CurrentUser.scoped(creator, "127.0.0.1") do
-          post.update(tag_string: fixed_tags)
-        end
+        post.update(tag_string: fixed_tags)
       end
     end
   end
@@ -152,9 +150,7 @@ class TagAlias < TagRelationship
     antecedent_wiki = WikiPage.titled(antecedent_name).first
     if antecedent_wiki.present? 
       if WikiPage.titled(consequent_name).blank?
-        CurrentUser.scoped(creator, "127.0.0.1") do
-          antecedent_wiki.update(title: consequent_name, skip_secondary_validations: true)
-        end
+        antecedent_wiki.update!(title: consequent_name, skip_secondary_validations: true)
       else
         forum_updater.update(conflict_message)
       end
@@ -162,9 +158,7 @@ class TagAlias < TagRelationship
 
     if antecedent_tag.category == Tag.categories.artist
       if antecedent_tag.artist.present? && consequent_tag.artist.blank?
-        CurrentUser.scoped(creator, "127.0.0.1") do
-          antecedent_tag.artist.update!(name: consequent_name)
-        end
+        antecedent_tag.artist.update!(name: consequent_name)
       end
     end
   end
diff --git a/app/models/tag_implication.rb b/app/models/tag_implication.rb
index 7f6d88bda..6b4324f4e 100644
--- a/app/models/tag_implication.rb
+++ b/app/models/tag_implication.rb
@@ -134,7 +134,7 @@ class TagImplication < TagRelationship
       tries = 0
 
       begin
-        CurrentUser.scoped(approver) do
+        CurrentUser.scoped(User.system) do
           update(status: "processing")
           update_posts
           update(status: "active")
@@ -159,9 +159,7 @@ class TagImplication < TagRelationship
       Post.without_timeout do
         Post.raw_tag_match(antecedent_name).where("true /* TagImplication#update_posts */").find_each do |post|
           fixed_tags = "#{post.tag_string} #{descendant_names_string}".strip
-          CurrentUser.scoped(creator, "127.0.0.1") do
-            post.update(tag_string: fixed_tags)
-          end
+          post.update(tag_string: fixed_tags)
         end
       end
     end