diff --git a/.github/workflows/manually.yml b/.github/workflows/manually.yml
index 0f2ecae5..3b438165 100644
--- a/.github/workflows/manually.yml
+++ b/.github/workflows/manually.yml
@@ -11,13 +11,12 @@ on:
         required: true
         default: '30'
       target:
-        description: 'CPU architecture of the system image - x86, x86_64 or arm64-v8a'
+        description: 'target of the system image - default, google_apis, google_apis_playstore, android-wear, android-wear-cn, android-tv or google-tv'
         required: true
         default: 'default'
-      os:
-        description: 'OS'
-        required: true
-        default: 'macos-latest'
+      arch:
+        description: 'CPU architecture of the system image - x86, x86_64 or arm64-v8a'
+        default: 'x86'
       emulator-options:
         description: 'command-line options used when launching the emulator'
         default: '-no-window -gpu swiftshader_indirect -no-snapshot -noaudio -no-boot-anim'