diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index b844d72..36623c0 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -30,6 +30,8 @@ jobs:
 
       - name: 更新版本号
         shell: bash
+        env:
+          GITHUB_EVENT_INPUTS_VERSION: ${{ github.event.inputs.version }}
         run: |-
           if [[ "$GITHUB_EVENT_NAME" == "workflow_dispatch" ]]; then
             version="${GITHUB_EVENT_INPUTS_VERSION#v}"
@@ -38,9 +40,13 @@ jobs:
             version="${version#v}"
           fi
           echo "版本号: $version"
+
           sed -i "s/^\([[:space:]]*internal const string VERSION = \)\".*\";/\1\"$version\";/" fcm/Commands/Version.cs
           cat fcm/Commands/Version.cs
 
+          sed -i "s/^\(AppVersion=\).*/\1$version/" installer.iss
+          cat installer.iss
+
       - name: 发布
         run: dotnet publish fcm --configuration Release
 
diff --git a/installer.iss b/installer.iss
index 81d3737..42fbb45 100644
--- a/installer.iss
+++ b/installer.iss
@@ -1,6 +1,6 @@
 [Setup]
 AppName=Fun Content Manager
-AppVersion=1.0.0
+AppVersion=develop
 DefaultDirName={pf}\DuckStudio\FunContentManager
 VersionInfoCopyright=版权所有 (c) 2026 鸭鸭「カモ」
 LicenseFile=LICENSE.txt