diff --git a/.gitignore b/.gitignore
index 7a6408d..5f845cd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,5 @@ obj
 .vs
 *.user
 *.exe
+Installer/setup
+ucalc/Properties
diff --git a/Installer/MietRechner.iss b/Installer/MietRechner.iss
index 345e6f7..e9c1f9e 100644
--- a/Installer/MietRechner.iss
+++ b/Installer/MietRechner.iss
@@ -19,7 +19,7 @@ Name: "de"; MessagesFile: "compiler:Languages\German.isl"
 Name: "desktopicon"; Description: "{cm:CreateDesktopIcon}"; GroupDescription: "{cm:AdditionalIcons}"
 
 [Files]
-Source: "../ucalc/bin/Release/netcoreapp3.1/win-x64/publish/**"; DestDir: "{app}"; Flags: recursesubdirs
+Source: "setup/**"; DestDir: "{app}"; Flags: recursesubdirs
 
 [Icons]
 Name: "{group}\MietRechner"; Filename: "{app}\ucalc.exe"
diff --git a/Installer/create_installer.bat b/Installer/create_installer.bat
new file mode 100644
index 0000000..a96032c
--- /dev/null
+++ b/Installer/create_installer.bat
@@ -0,0 +1,8 @@
+@echo off
+
+IF EXIST setup RMDIR /S /Q setup
+IF EXIST "MietRechner Setup.exe" DEL "MietRechner Setup.exe"
+
+dotnet publish ..\ucalc.sln --runtime win-x64 --configuration Release --output setup --self-contained true
+
+"C:\Program Files (x86)\Inno Setup 6\iscc.exe" MietRechner.iss