diff --git a/OpenKeychain/build.gradle b/OpenKeychain/build.gradle
index 896d41600..d97480180 100644
--- a/OpenKeychain/build.gradle
+++ b/OpenKeychain/build.gradle
@@ -172,7 +172,7 @@ android {
 
     defaultConfig {
         minSdkVersion 15
-        targetSdkVersion 25
+        targetSdkVersion 28
         versionCode 52001
         versionName "5.2-beta2"
         applicationId "org.sufficientlysecure.keychain"