diff --git a/lib/import_export/import_export.rb b/lib/import_export/import_export.rb
index 715a4bea5e5..4bb6fa9250d 100644
--- a/lib/import_export/import_export.rb
+++ b/lib/import_export/import_export.rb
@@ -6,8 +6,8 @@ require "json"
 
 module ImportExport
 
-  def self.export_category(category_id)
-    ImportExport::CategoryExporter.new(category_id).perform.save_to_file
+  def self.export_category(category_id, filename=nil)
+    ImportExport::CategoryExporter.new(category_id).perform.save_to_file(filename)
   end
 
   def self.import_category(filename)
diff --git a/script/discourse b/script/discourse
index fb91f986f4f..af03de89b35 100755
--- a/script/discourse
+++ b/script/discourse
@@ -135,12 +135,12 @@ class DiscourseCLI < Thor
   end
 
   desc "export_category", "Export a category, all its topics, and all users who posted in those topics"
-  def export_category(category_id)
+  def export_category(category_id, filename=nil)
     raise "Category id argument is missing!" unless category_id
 
     load_rails
     load_import_export
-    ImportExport.export_category(category_id)
+    ImportExport.export_category(category_id, filename)
     puts "", "Done", ""
   end