diff --git a/data/slugs_to_migrate.json b/data/slugs_to_migrate.json
index c67dc1ca..e91cc7df 100644
--- a/data/slugs_to_migrate.json
+++ b/data/slugs_to_migrate.json
@@ -113,7 +113,7 @@
   "apply-help-school-clothing-costs": "help-school-clothing-costs",
   "your-rights-as-a-trade-union-rep": "rights-of-trade-union-reps",
   "monitored-at-work-your-rights": "monitoring-work-workers-rights",
-  "/business-transfers-and-takeovers-your-rights": "business-transfers-takeovers-workers-rights",
+  "business-transfers-and-takeovers-your-rights": "business-transfers-takeovers-workers-rights",
   "employment-tribunal": "taking-employer-to-employment-tribunal",
   "report-debris-litter-motorways-main-roads": "report-debris-motorways-main-roads"
 }
diff --git a/lib/artefact_slug_migrator.rb b/lib/artefact_slug_migrator.rb
index b9ee7f6c..22720033 100644
--- a/lib/artefact_slug_migrator.rb
+++ b/lib/artefact_slug_migrator.rb
@@ -8,16 +8,24 @@ def initialize(logger = nil)
 
   def run
     logger.info "Migrating slugs for #{slugs.size} artefacts"
+    Artefact.observers.disable :update_search_observer
+
     slugs.each do |slug, new_slug|
       artefact = Artefact.where(slug: slug).first
-      raise "Artefact not found with slug #{slug}" if artefact.nil?
-
-      rummageable_artefact = RummageableArtefact.new(artefact)
-      rummageable_artefact.delete
-
-      artefact.update_attribute(:slug, new_slug)
-
-      logger.info "     #{slug} -> #{new_slug}"
+      if artefact
+        artefact.update_attribute(:slug, new_slug)
+
+        begin
+          rummageable_artefact = RummageableArtefact.new(artefact)
+          rummageable_artefact.delete
+        rescue e
+          logger.error "Could not remove artefact from search -> #{e}"
+        end
+
+        logger.info "     #{slug} -> #{new_slug}"
+      else
+        logger.error "Artefact not found with slug #{slug}"
+      end
     end
     logger.info "Sequence complete."
   end