diff --git a/patch_v2/bootmenu/meow_bootmenu b/patch_v2/bootmenu/meow_bootmenu
index c4282e9..e0e062e 100755
Binary files a/patch_v2/bootmenu/meow_bootmenu and b/patch_v2/bootmenu/meow_bootmenu differ
diff --git a/patch_v2/bootmenu/meow_bootmenu.c b/patch_v2/bootmenu/meow_bootmenu.c
index 97d44f7..70ab59c 100644
--- a/patch_v2/bootmenu/meow_bootmenu.c
+++ b/patch_v2/bootmenu/meow_bootmenu.c
@@ -164,7 +164,25 @@
 #define ENTRY0_Y   176
 #define ENTRY1_Y   228
 #define FOOTER_Y   700
-#define BOOTMENU_OS_VER "0.7.9"     /* 与 meow_launcherd MEOWOS_VERSION 对齐；右下角开发版本 */
+#define BOOTMENU_OS_VER_FILE "/etc/meowos_version"   /* 版本号单点：与 launcher 同源读 /etc/meowos_version */
+#define BOOTMENU_OS_VER     "dev"                    /* 兜底：文件缺失/读失败时用（与 launcher MEOWOS_VERSION=dev 对齐） */
+
+/* 右下角显示的 MeowOS 版本：启动时读 /etc/meowos_version（与 launcher 同一数据源），
+ * 不再硬编码 0.7.x。读到的值存 g_boot_ver；缺失/读失败保留兜底默认。 */
+static char g_boot_ver[32] = BOOTMENU_OS_VER;
+static void load_boot_ver(void)
+{
+    FILE *f = fopen(BOOTMENU_OS_VER_FILE, "r");
+    if (!f) return;                                    /* 缺失：保留兜底 default */
+    char buf[32];
+    if (fgets(buf, sizeof buf, f)) {
+        char *e = buf + strlen(buf);
+        while (e > buf && (e[-1] == '\n' || e[-1] == '\r' || e[-1] == ' ')) e--;
+        *e = 0;
+        if (buf[0]) snprintf(g_boot_ver, sizeof g_boot_ver, "%s", buf);
+    }
+    fclose(f);
+}
 
 /* ================================================================== */
 /* fb0 状态                                                           */
@@ -783,7 +801,7 @@ static void draw_menu(int cursor, long remaining_ms)
     /* 右下角开发版本 */
     {
         char ver[40];
-        snprintf(ver, sizeof ver, "MeowOS v%s boot", BOOTMENU_OS_VER);
+        snprintf(ver, sizeof ver, "MeowOS v%s boot", g_boot_ver);
         draw_text(fb_xres - 8 - (int)strlen(ver) * 6, FOOTER_Y, ver, 1, 0x666688);
     }
 }
@@ -1576,8 +1594,11 @@ int main(int argc, char **argv)
         else { usage(); return 1; }
     }
 
+    load_boot_ver();   /* 读 /etc/meowos_version（版本单点）；--version 与选单右下角共用 */
+
     if (do_version) {
         printf("meow_bootmenu %s (mipsel static musl)\n", MEOW_BOOTMENU_VER);
+        printf("MeowOS v%s\n", g_boot_ver);
         return 0;
     }