diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 16aba5c..fa54473 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -1025,7 +1025,10 @@
 	OutputDebugString("Fatal Python error: ");
 	OutputDebugString(msg);
 	OutputDebugString("\n");
+#ifdef _DEBUG
+	DebugBreak();
 #endif
+#endif /* MS_WIN32 */
 	abort();
 }