diff --git a/CHANGELOG.md b/CHANGELOG.md
index c435a6c3..d200d5de 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 0.39 (2018-01-20)
+
+* Update libraries
+* Use Android SDK 27
+
 ## 0.38 (2017-09-23)
 
 * Possible fix for "You cannot start a load for a destroyed activity" crash
diff --git a/app/build.gradle b/app/build.gradle
index 9e5647a1..db126bd8 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -32,8 +32,8 @@ android {
         applicationId "email.schaal.ocreader"
         minSdkVersion 17
         targetSdkVersion 27
-        versionCode 41
-        versionName "0.38"
+        versionCode 42
+        versionName "0.39"
 
         archivesBaseName="${getApplicationId()}_${getVersionCode()}"