diff --git a/app/build.gradle b/app/build.gradle
index 6488fd59..1fb828fd 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -8,8 +8,8 @@ android {
         applicationId = 'com.tutpro.baresip'
         minSdkVersion 21
         targetSdkVersion 28
-        versionCode = 74
-        versionName = '8.4.0'
+        versionCode = 75
+        versionName = '8.4.1'
         externalNativeBuild {
             cmake {
                 cFlags '-DHAVE_INTTYPES_H'
diff --git a/fastlane/metadata/android/en-US/changelogs/8.4.1.txt b/fastlane/metadata/android/en-US/changelogs/8.4.1.txt
new file mode 100644
index 00000000..03d4513d
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/8.4.1.txt
@@ -0,0 +1 @@
+- Upstream acoustic echo cancellation improvement.