diff --git a/Include/patchlevel.h b/Include/patchlevel.h
index 4492148..e60c1d8 100644
--- a/Include/patchlevel.h
+++ b/Include/patchlevel.h
@@ -1 +1 @@
-#define PATCHLEVEL "1.2"
+#define PATCHLEVEL "1.3b1"