diff --git a/scripts/obtain/dotnet-install.ps1 b/scripts/obtain/dotnet-install.ps1
index 267e3a6ff..0168ad8e1 100644
--- a/scripts/obtain/dotnet-install.ps1
+++ b/scripts/obtain/dotnet-install.ps1
@@ -396,6 +396,12 @@ if ($DryRun) {
 $InstallRoot = Resolve-Installation-Path $InstallDir
 Say-Verbose "InstallRoot: $InstallRoot"
 
+$free = Get-CimInstance -Class win32_logicaldisk | where Deviceid -eq "$((Get-Item $InstallRoot).PSDrive.Name):"
+if ($free.Freespace / 1MB -le 250 ) {
+    Say "there is not enough disk space on drive c:"
+    exit 0
+}
+
 $IsSdkInstalled = Is-Dotnet-Package-Installed -InstallRoot $InstallRoot -RelativePathToPackage "sdk" -SpecificVersion $SpecificVersion
 Say-Verbose ".NET SDK installed? $IsSdkInstalled"
 if ($IsSdkInstalled) {