diff --git a/app/build.gradle b/app/build.gradle
index 8306f235e..28fca9ad6 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -20,8 +20,8 @@ android {
         applicationId 'net.accelf.yuito'
         minSdkVersion 21
         targetSdkVersion 30
-        versionCode 40
-        versionName '4.1.0'
+        versionCode 41
+        versionName '4.1.1'
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
 
diff --git a/changelogs/v4.1.1/whatsnew-ja-JP b/changelogs/v4.1.1/whatsnew-ja-JP
new file mode 100644
index 000000000..ee43eb774
--- /dev/null
+++ b/changelogs/v4.1.1/whatsnew-ja-JP
@@ -0,0 +1 @@
+* ストリーミングが正常に機能しない問題を修正