diff --git a/CHANGELOG.md b/CHANGELOG.md
index 95ff7e5..eef5a95 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,8 @@
-## [v4.8-2020b] not yet released
+## [v4.8-2020?] not yet released
+
+## [v4.7-2020c] published on 2020-10-19
 ### Changed
-- Update to TZDB 2020b [#919]
+- Update to TZDB v2020c [#923]
 
 ## [v4.7-2020a] published on 2020-09-13
 ### Added
diff --git a/README.md b/README.md
index 061cab8..84958b9 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ Only two steps are required before coding against the API of Time4A.
 
 ```groovy
 dependencies {
-    implementation group: 'net.time4j', name: 'time4j-android', version: '4.7-2020a'
+    implementation group: 'net.time4j', name: 'time4j-android', version: '4.7-2020c'
 }
 ```
 
diff --git a/time4j-android/build.gradle b/time4j-android/build.gradle
index 66902a0..238ccde 100644
--- a/time4j-android/build.gradle
+++ b/time4j-android/build.gradle
@@ -13,7 +13,7 @@ ext {
     siteUrl = 'https://github.com/menodata/Time4A'
     gitUrl = 'https://github.com/menodata/Time4A.git'
 
-    libraryVersion = '4.7-2020a'
+    libraryVersion = '4.7-2020c'
 
     developerId = 'mhochschild'
     developerName = 'Meno Hochschild'
diff --git a/time4j-android/src/main/java/net/time4j/android/ApplicationStarter.java b/time4j-android/src/main/java/net/time4j/android/ApplicationStarter.java
index e755ec0..4bbe959 100644
--- a/time4j-android/src/main/java/net/time4j/android/ApplicationStarter.java
+++ b/time4j-android/src/main/java/net/time4j/android/ApplicationStarter.java
@@ -63,10 +63,10 @@ public class ApplicationStarter {
 
     //~ Statische Felder/Initialisierungen --------------------------------
 
-    private static final String VERSION = "v4.7-2020a";
+    private static final String VERSION = "v4.7-2020c";
     private static final int RELEASE_YEAR = 2020;
-    private static final int RELEASE_MONTH = 9;
-    private static final int RELEASE_DAY = 13;
+    private static final int RELEASE_MONTH = 10;
+    private static final int RELEASE_DAY = 19;
     private static final String TIME4A = "TIME4A";
 
     private static final AtomicBoolean PREPARED = new AtomicBoolean(false);