diff --git a/Log.cpp b/Log.cpp
index bc09104..97ed626 100644
--- a/Log.cpp
+++ b/Log.cpp
@@ -171,7 +171,9 @@ std::ostream& defaultEntryMetaTime(std::ostream& os, const Entry& e) {
 	// MinGW doesn't support the ISO8601 formatting characters like "%F" and "%T"
 	// ref: https://sourceforge.net/p/mingw-w64/bugs/793/
 	// Therefore, use a more verbose time string
-	return os << "[" << std::put_time(&tm, "%Y-%m-%d %H:%M:%S") << "]";
+	char buf[24];
+	std::strftime(buf, sizeof(buf), "[%Y-%m-%d %H:%M:%S]", &tm);
+	return os << buf;
 }
 
 std::ostream& defaultEntryMetaLevel(std::ostream& os, const Entry& e) {