readme: update for next dev release
Bump version described in README to a development version of the next release.
Signed-off-by: David Brown <david.brown@linaro.org>
diff --git a/README.md b/README.md
index fdb3f8a..7211e22 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@
[travis]: https://travis-ci.org/mcu-tools/mcuboot
[license]: https://github.com/mcu-tools/mcuboot/blob/main/LICENSE
-This is MCUboot version 2.0.0
+This is MCUboot version 2.1.0-dev
MCUboot is a secure bootloader for 32-bits microcontrollers. It defines a
common infrastructure for the bootloader and the system flash layout on
diff --git a/boot/zephyr/VERSION b/boot/zephyr/VERSION
index f646e74..428a355 100644
--- a/boot/zephyr/VERSION
+++ b/boot/zephyr/VERSION
@@ -1,5 +1,5 @@
VERSION_MAJOR = 2
-VERSION_MINOR = 0
+VERSION_MINOR = 1
PATCHLEVEL = 0
VERSION_TWEAK = 0
-EXTRAVERSION =
+EXTRAVERSION = dev