diff --git a/src/utils/setup/setupBin.ts b/src/utils/setup/setupBin.ts
index ae5b2e1e..09ec75c9 100644
--- a/src/utils/setup/setupBin.ts
+++ b/src/utils/setup/setupBin.ts
@@ -3,7 +3,6 @@ import { addPath, group, startGroup, endGroup } from "@actions/core"
 import { join } from "path"
 import { existsSync } from "fs"
 import * as hasha from "hasha"
-import { tmpdir } from "os"
 
 /** A type that describes a package */
 export type PackageInfo = {
@@ -39,7 +38,7 @@ export async function setupBin(
 
   // Get an unique output directory name from the URL.
   const key: string = await hasha.async(url)
-  const workDir = join(process.env.RUNNER_TEMP ?? tmpdir(), key)
+  const workDir = join(process.env.SETUP_CPP_DIR ?? "~/setup_cpp", key)
 
   /** The directory which the tool is installed to */
   const binDir = join(workDir, extractedFolderName, binRelativeDir)
diff --git a/src/utils/tests/test-helpers.ts b/src/utils/tests/test-helpers.ts
index dde719f8..86de0fa5 100644
--- a/src/utils/tests/test-helpers.ts
+++ b/src/utils/tests/test-helpers.ts
@@ -9,18 +9,20 @@ export async function setupTmpDir(testName: string) {
   await io.mkdirP(tempDirectory)
   process.env.INPUT_DESTINATION = tempDirectory
   process.env.GITHUB_WORKSPACE = tempDirectory
-  process.env.RUNNER_TEMP = path.join(tempDirectory, "temp")
+  process.env.SETUP_CPP_DIR = path.join(tempDirectory, "temp", "setup-cpp")
   process.env.RUNNER_TOOL_CACHE = path.join(tempDirectory, "tempToolCache")
 
   return tempDirectory
 }
 
 export async function cleanupTmpDir(testName: string) {
-  const tempDirectory = path.join(tmpdir(), "setup-cpp", testName)
+  if (process.env.SETUP_CPP_DIR != undefined) {
+    const tempDirectory = path.join(process.env.SETUP_CPP_DIR, testName)
 
-  try {
-    await io.rmRF(tempDirectory)
-  } catch {
-    console.log("Failed to remove test directories")
+    try {
+      await io.rmRF(tempDirectory)
+    } catch {
+      console.log("Failed to remove test directories")
+    }
   }
 }