diff --git a/ChangeLog.txt b/ChangeLog.txt
index 92bd8b4..44aea35 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -1,3 +1,9 @@
+2020-09-21: Version 1.83
+- Fix crash if engine .ini file is corrupt.
+- Update translations.
+- Update Stockfish to development version 200920.
+- Add link to DroidFish manual from About/Help dialog.
+
 2020-05-20: Version 1.82
 - Support UCI_Elo for setting engine strength.
 - Support for ABK (Arena) opening books.
diff --git a/DroidFishApp/build.gradle b/DroidFishApp/build.gradle
index 45986e6..fa5c84c 100644
--- a/DroidFishApp/build.gradle
+++ b/DroidFishApp/build.gradle
@@ -6,8 +6,8 @@ android {
         applicationId "org.petero.droidfish"
         minSdkVersion 16
         targetSdkVersion 28
-        versionCode 92
-        versionName "1.82"
+        versionCode 93
+        versionName "1.83"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         externalNativeBuild {
             ndkBuild {