From 099cc9f50722f6ef542a9065b7c92d0f964fe2b1 Mon Sep 17 00:00:00 2001
From: Damien George <damien@micropython.org>
Date: Mon, 15 Dec 2025 10:15:42 +1100
Subject: [PATCH] all: Bump version to 1.28.0-preview.

Signed-off-by: Damien George <damien@micropython.org>
---
 py/mpconfig.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/py/mpconfig.h b/py/mpconfig.h
index 798d4089aa..666b15573d 100644
--- a/py/mpconfig.h
+++ b/py/mpconfig.h
@@ -39,9 +39,9 @@
 // as well as a fallback to generate MICROPY_GIT_TAG if the git repo or tags
 // are unavailable.
 #define MICROPY_VERSION_MAJOR 1
-#define MICROPY_VERSION_MINOR 27
+#define MICROPY_VERSION_MINOR 28
 #define MICROPY_VERSION_MICRO 0
-#define MICROPY_VERSION_PRERELEASE 0
+#define MICROPY_VERSION_PRERELEASE 1
 
 // Combined version as a 32-bit number for convenience to allow version
 // comparison. Doesn't include prerelease state.