diff --git a/appveyor.yml b/appveyor.yml
index 0cafb9be3..6258b90a1 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -10,14 +10,6 @@ init:
     git clone https://github.com/CosmosOS/XSharp.git c:\XSharp --depth 1
     git clone https://github.com/CosmosOS/IL2CPU.git c:\IL2CPU --depth 1
 
-install:
-- ps: |
-    $env:DOTNET_INSTALL_DIR = "$pwd\.dotnetsdk"
-    mkdir $env:DOTNET_INSTALL_DIR -Force | Out-Null
-    Invoke-WebRequest -Uri "https://raw.githubusercontent.com/dotnet/cli/release/2.0.0/scripts/obtain/dotnet-install.ps1" -OutFile "$($env:DOTNET_INSTALL_DIR)/dotnet-install.ps1"
-    '& "$($env:DOTNET_INSTALL_DIR)/dotnet-install.ps1" -Version 2.0.0 -InstallDir $env:DOTNET_INSTALL_DIR'
-    $env:Path = "$env:DOTNET_INSTALL_DIR;$env:Path"
-
 build_script:
 - cmd: >-
     rem %APPVEYOR_BUILD_FOLDER%