diff --git a/changelog.txt b/changelog.txt
index c459825f..1ddb4c97 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -4369,3 +4369,11 @@ VR:
 - Panini/stereo projection now works in the 'single' VR screen (didn't work correctly) but not on the eyes (did work)
 - fixed the 'thurston racing' option
 - controllers are now shown on the desktop screen
+
+2021-06-06 10:54 Update 12.0a:
+
+- fixed a bug which caused the dice numbers not to be drawn sometimes
+- Orb of Earth no longer marked useless in Cursed Canyon (also it works in a more interesting way there)
+- Canyon Hag's attack now has a sound effect and an animation
+- the bug with android crashes should be fixed
+- fixed spurious messages about slashing the Shadow with the energy sword
diff --git a/hyper.h b/hyper.h
index bf2f918b..58c934fd 100644
--- a/hyper.h
+++ b/hyper.h
@@ -13,8 +13,8 @@
 #define _HYPER_H_
 
 // version numbers
-#define VER "12.0"
-#define VERNUM_HEX 0xA900
+#define VER "12.0a"
+#define VERNUM_HEX 0xA901
 
 #include "sysconfig.h"
 
diff --git a/hyperroid/app/src/main/AndroidManifest.xml b/hyperroid/app/src/main/AndroidManifest.xml
index bf34486b..a5ef44b1 100644
--- a/hyperroid/app/src/main/AndroidManifest.xml
+++ b/hyperroid/app/src/main/AndroidManifest.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
       package="com.roguetemple.hyperroid"
-      android:versionCode="12000" android:versionName="12.0"
+      android:versionCode="12010" android:versionName="12.0a"
       android:installLocation="auto">
 <!--    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />         -->
 <!--    <uses-sdk android:minSdkVersion="9" android:targetSdkVersion="9" /> -->