diff --git a/single_include/nlohmann/json.hpp b/single_include/nlohmann/json.hpp
index a59e6448b..0c4ff8a0b 100644
--- a/single_include/nlohmann/json.hpp
+++ b/single_include/nlohmann/json.hpp
@@ -16376,6 +16376,7 @@ class binary_writer
                 case input_format_t::bson:
                 case input_format_t::json:
                 case input_format_t::ubjson:
+                case input_format_t::bjdata:
                 default:
                     break;
                     // LCOV_EXCL_STOP