diff --git a/app/models/stacks_media_token.rb b/app/models/stacks_media_token.rb
index 29f893e7..7c252c5d 100644
--- a/app/models/stacks_media_token.rb
+++ b/app/models/stacks_media_token.rb
@@ -90,7 +90,7 @@ def self.verify_encrypted_token?(encrypted_string, expected_id, expected_file_na
   end
 
   def self.create_from_hash(token_hash)
-    new token_hash[:id], token_hash[:file_name], token_hash[:user_ip]
+    new token_hash['id'], token_hash['file_name'], token_hash['user_ip']
   end
   private_class_method :create_from_hash