diff --git a/.gitmodules b/.gitmodules
index f384b3e..e69de29 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +0,0 @@
-[submodule "CsharpNugetPush"]
-	path = CsharpNugetPush
-	url = https://github.com/tqk2811/CsharpNugetPush.git
diff --git a/src/CsharpNugetPush/CsharpNugetPush.ps1 b/src/CsharpNugetPush/CsharpNugetPush.ps1
deleted file mode 100644
index f1e44a3..0000000
--- a/src/CsharpNugetPush/CsharpNugetPush.ps1
+++ /dev/null
@@ -1,84 +0,0 @@
-param (
-    [string]$buildIndex="00"
-)
-$workingDir = Get-Location
-$dirInfo= New-Object -Typename System.IO.DirectoryInfo -ArgumentList ($workingDir)
-$projectName= $dirInfo.Name;
-$key=$env:nugetKey
-$buildDay=[DateTime]::Now.ToString("yyyyMMdd")
-$p="buildDay=$($buildDay);buildIndex=$($buildIndex)".Trim()
-$build="Release"
-
-function RunCommand
-{
-    $numOfArgs = $args.Length
-    for ($i=0; $i -lt $numOfArgs; $i++)
-    {
-        iex $args[$i]
-        if($LASTEXITCODE -eq 0 -or $i -eq 0) {
-            Write-Host "$($args[$i]) success"
-        }
-        else{
-            Write-Host "$($args[$i]) failed"
-            return 0
-        }
-    }
-    return 1
-}
-
-function NugetPack
-{
-    $numOfArgs = $args.Length
-    for ($i=0; $i -lt $numOfArgs; $i++)
-    {
-        Write-Host "NugetPack $($args[$i])"
-
-        $result = RunCommand "Remove-Item -Recurse -Force .\bin\$($build)\**" `
-            "dotnet build .\$($args[$i]).csproj -c $($build)" `
-            "nuget pack .\$($args[$i]).nuspec -Symbols -OutputDirectory .\bin\$($build) -p 'id=$($args[$i]);$($p)'"
-
-        if($result) {
-            Write-Host "$($args[$i]) success"
-        }
-        else{
-            Write-Host "$($args[$i]) failed"
-            return 0
-        }
-    }
-    return 1 
-}
-
-function NugetPush
-{
-    $numOfArgs = $args.Length
-    for ($i=0; $i -lt $numOfArgs; $i++)
-    {
-        Write-Host "NugetPush $($args[$i])"
-        
-        $files = [System.IO.Directory]::GetFiles(".\bin\$($build)\")
-        iex "nuget push $($files[0]) -ApiKey $($key) -Source https://api.nuget.org/v3/index.json"
-    }
-}
-
-$result = NugetPack $projectName
-if($result)
-{
-    if([string]::IsNullOrEmpty($key))
-    {
-        Write-Host "Build & pack success"
-    }
-    else
-    {
-        Write-Host "enter to push nuget"
-        pause
-        Write-Host "enter to confirm"
-        pause
-
-        NugetPush $projectName
-    }
-}
-else
-{
-    echo "Build & pack error"
-}
-pause
\ No newline at end of file
diff --git a/src/CsharpNugetPush/README.md b/src/CsharpNugetPush/README.md
deleted file mode 100644
index 064825c..0000000
--- a/src/CsharpNugetPush/README.md
+++ /dev/null
@@ -1 +0,0 @@
-# CsharpNugetPush