diff --git a/module/magic_enum.cppm b/module/magic_enum.cppm
index d66fec9..dd4f9dc 100644
--- a/module/magic_enum.cppm
+++ b/module/magic_enum.cppm
@@ -5,6 +5,9 @@ module;
 #include <fmt/format.h>
 #endif
 #ifndef MAGIC_ENUM_USE_STD_MODULE
+#if defined(__cpp_lib_format)
+#include <format>
+#endif
 #include <magic_enum/magic_enum_all.hpp>
 #endif