diff --git a/dist/index.js b/dist/index.js
index 9f10f01..e9d78cf 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -333,7 +333,7 @@ class DotnetCoreInstaller {
                 if (process.env['no_proxy'] != null) {
                     scriptArguments.push(`-ProxyBypassList ${process.env['no_proxy']}`);
                 }
-                scriptArguments.push(`-InstallDir '${DotnetCoreInstaller.installationDirectoryWindows}'`);
+                scriptArguments.push('-InstallDir', DotnetCoreInstaller.installationDirectoryWindows);
                 // process.env must be explicitly passed in for DOTNET_INSTALL_DIR to be used
                 scriptPath =
                     (yield io.which('pwsh', false)) || (yield io.which('powershell', true));
diff --git a/src/installer.ts b/src/installer.ts
index 589fe39..cce97da 100644
--- a/src/installer.ts
+++ b/src/installer.ts
@@ -209,7 +209,8 @@ export class DotnetCoreInstaller {
       }
 
       scriptArguments.push(
-        `-InstallDir '${DotnetCoreInstaller.installationDirectoryWindows}'`
+        '-InstallDir',
+        DotnetCoreInstaller.installationDirectoryWindows
       );
       // process.env must be explicitly passed in for DOTNET_INSTALL_DIR to be used
       scriptPath =