diff --git a/Dockerfiles/build-base/windows/Dockerfile.agent2 b/Dockerfiles/build-base/windows/Dockerfile.agent2
index b2c97f97a..a7b870502 100644
--- a/Dockerfiles/build-base/windows/Dockerfile.agent2
+++ b/Dockerfiles/build-base/windows/Dockerfile.agent2
@@ -144,9 +144,9 @@ RUN Set-Location -Path $env:SystemDrive\.; `
     gcc -v; `
     `
     [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; `
-    Invoke-WebRequest -UseBasicParsing -uri "https://github.com/msys2/msys2-installer/releases/download/nightly-x86_64/msys2-base-x86_64-latest.sfx.exe" -OutFile msys2.exe; `
-    & msys2.exe -y -o$env:SystemDrive\; `
-    Remove-Item msys2.exe ; `
+    Invoke-WebRequest -UseBasicParsing -uri "https://github.com/msys2/msys2-installer/releases/download/nightly-x86_64/msys2-base-x86_64-latest.sfx.exe" -OutFile $env:SystemDrive\msys2.exe; `
+    & $env:TEMP\msys2.exe -y -o"""$env:SystemDrive\""" | Out-Null; `
+    Remove-Item $env:SystemDrive\msys2.exe ; `
     function msys() { C:\msys64\usr\bin\bash.exe @('-lc') + @Args; }; `
     msys ' '; `
     msys 'pacman --noconfirm -Syuu'; `