diff --git a/app/models/concerns/search_cache.rb b/app/models/concerns/search_cache.rb
index 1d4d5a039..2f95538c5 100644
--- a/app/models/concerns/search_cache.rb
+++ b/app/models/concerns/search_cache.rb
@@ -7,7 +7,7 @@ module SearchCache
 
   def calculate_tsvector
     ActiveRecord::Base.connection.execute("
-      UPDATE proposals SET tsv = (#{searchable_values_sql}) WHERE id = #{self.id}")
+      UPDATE #{self.class.table_name} SET tsv = (#{searchable_values_sql}) WHERE id = #{self.id}")
   end
 
   private