diff --git a/.forgejo/workflows/release.yml b/.forgejo/workflows/release.yml
index 8c01e53..8bc0394 100644
--- a/.forgejo/workflows/release.yml
+++ b/.forgejo/workflows/release.yml
@@ -115,8 +115,10 @@ jobs:
                     "-p:AndroidSigningKeyAlias=$env:ANDROID_KEY_ALIAS",
                     "-p:AndroidSigningKeyPass=$env:ANDROID_KEY_PASS", "-p:AndroidSigningStorePass=$env:ANDROID_KEY_PASS"
           } else { Write-Host "ANDROID_KEYSTORE 시크릿 없음 — 디버그 서명 APK 생성" }
+          # RID 는 CLI 전역 속성이 아니라 csproj 게이트(CiPackArm64Only)로 좁힌다 — 전역 -p:RuntimeIdentifiers 는
+          # 참조 프로젝트(net8.0 Mobile.Core)까지 전파돼 MSB3030 으로 깨진다(2026-08-17 리허설 실증)
           dotnet publish VideoDownloader.Mobile -f net10.0-android -c Release `
-            -p:AndroidPackageFormat=apk -p:RuntimeIdentifiers=android-arm64 @sign -o out/android
+            -p:AndroidPackageFormat=apk -p:CiPackArm64Only=true @sign -o out/android
           if ($LASTEXITCODE -ne 0) { throw "publish 실패" }
           $apk = Get-ChildItem out/android/*-Signed.apk | Select-Object -First 1
           if (-not $apk) { $apk = Get-ChildItem out/android/*.apk | Select-Object -First 1 }
diff --git a/VideoDownloader.Mobile/VideoDownloader.Mobile.csproj b/VideoDownloader.Mobile/VideoDownloader.Mobile.csproj
index b285db5..95a985a 100644
--- a/VideoDownloader.Mobile/VideoDownloader.Mobile.csproj
+++ b/VideoDownloader.Mobile/VideoDownloader.Mobile.csproj
@@ -5,6 +5,10 @@
 		<TargetFrameworks Condition="$([MSBuild]::IsOSPlatform('OSX'))">net10.0-android;net10.0-ios</TargetFrameworks>
 		<TargetFrameworks Condition="!$([MSBuild]::IsOSPlatform('OSX'))">net10.0-android</TargetFrameworks>
 
+		<!-- CI 배포 APK 는 arm64 단독(실기기 표준). CLI 전역 -p:RuntimeIdentifiers 는 참조 프로젝트
+		     (net8.0 Mobile.Core)까지 전파돼 MSB3030 으로 깨지므로, 게이트 속성을 받아 여기서만 좁힌다. -->
+		<RuntimeIdentifiers Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'android' and '$(CiPackArm64Only)' == 'true'">android-arm64</RuntimeIdentifiers>
+
 
 		<!-- Note for MacCatalyst:
 		The default runtime is maccatalyst-x64, except in Release config, in which case the default is maccatalyst-x64;maccatalyst-arm64.