diff --git a/src/catch2/catch_config.hpp b/src/catch2/catch_config.hpp
index 17e983e5..b7b1315e 100644
--- a/src/catch2/catch_config.hpp
+++ b/src/catch2/catch_config.hpp
@@ -76,7 +76,7 @@ namespace Catch {
         WarnAbout::What warnings = WarnAbout::Nothing;
         ShowDurations showDurations = ShowDurations::DefaultForReporter;
         double minDuration = -1;
-        TestRunOrder runOrder = TestRunOrder::Declared;
+        TestRunOrder runOrder = TestRunOrder::Randomized;
         ColourMode defaultColourMode = ColourMode::PlatformDefault;
         WaitForKeypress::When waitForKeypress = WaitForKeypress::Never;