diff --git a/lib/arc-login.js b/lib/arc-login.js
index 26ba61c6..6482efb6 100644
--- a/lib/arc-login.js
+++ b/lib/arc-login.js
@@ -82,25 +82,27 @@ function getArcKubeconfig() {
             const runnerTempDirectory = process.env['RUNNER_TEMP']; // Using process.env until the core libs are updated
             const kubeconfigPath = path.join(runnerTempDirectory, `kubeconfig_${Date.now()}`);
             let azPath = yield io.which("az", true);
-            let out = fs.openSync('./out.log', 'a');
-            let err = fs.openSync('./err.log', 'a');
+            const out = fs.openSync('./out.log', 'a');
+            const err = fs.openSync('./out.log', 'a');
             if (method == 'service-account') {
                 let saToken = core.getInput('token');
                 if (!saToken) {
                     throw Error("'saToken' is not passed for 'service-account' method.");
                 }
                 console.log('using service account method for authenticating to arc cluster.');
-                child_process_1.spawn(azPath, ['connectedk8s', 'proxy', '-n', clusterName, '-g', resourceGroupName, '-f', kubeconfigPath, '--token', saToken], {
+                const proc = child_process_1.spawn(azPath, ['connectedk8s', 'proxy', '-n', clusterName, '-g', resourceGroupName, '-f', kubeconfigPath, '--token', saToken], {
                     detached: true,
                     stdio: ['ignore', out, err]
-                }).unref();
+                });
+                proc.unref();
             }
             else {
                 console.log('using spn method for authenticating to arc cluster.');
-                child_process_1.spawn(azPath, ['connectedk8s', 'proxy', '-n', clusterName, '-g', resourceGroupName, '-f', kubeconfigPath], {
+                const proc = child_process_1.spawn(azPath, ['connectedk8s', 'proxy', '-n', clusterName, '-g', resourceGroupName, '-f', kubeconfigPath], {
                     detached: true,
                     stdio: ['ignore', out, err]
-                }).unref();
+                });
+                proc.unref();
             }
             console.log('Waiting for 2 minutes for kubeconfig to be merged....');
             yield sleep(120000); //sleeping for 2 minutes to allow kubeconfig to be merged
diff --git a/src/arc-login.ts b/src/arc-login.ts
index 0613ad0c..23cf9f65 100644
--- a/src/arc-login.ts
+++ b/src/arc-login.ts
@@ -78,24 +78,26 @@ export async function getArcKubeconfig(): Promise<string> {
         const runnerTempDirectory = process.env['RUNNER_TEMP']; // Using process.env until the core libs are updated
         const kubeconfigPath = path.join(runnerTempDirectory, `kubeconfig_${Date.now()}`);
         let azPath = await io.which("az", true);
-        let out = fs.openSync('./out.log', 'a');
-        let err = fs.openSync('./err.log', 'a');
+        const out = fs.openSync('./out.log', 'a');
+        const err = fs.openSync('./out.log', 'a');
         if (method == 'service-account'){
             let saToken = core.getInput('token');
             if(!saToken){
                 throw Error("'saToken' is not passed for 'service-account' method.")
             }
             console.log('using service account method for authenticating to arc cluster.')
-            spawn(azPath,['connectedk8s','proxy','-n',clusterName,'-g',resourceGroupName,'-f',kubeconfigPath,'--token',saToken], {
+            const proc=spawn(azPath,['connectedk8s','proxy','-n',clusterName,'-g',resourceGroupName,'-f',kubeconfigPath,'--token',saToken], {
                 detached: true,
                 stdio: [ 'ignore', out, err ]
-            }).unref();
+            });
+            proc.unref();
         } else{
             console.log('using spn method for authenticating to arc cluster.')
-            spawn(azPath,['connectedk8s','proxy','-n',clusterName,'-g',resourceGroupName,'-f',kubeconfigPath], {
+            const proc=spawn(azPath,['connectedk8s','proxy','-n',clusterName,'-g',resourceGroupName,'-f',kubeconfigPath], {
                 detached: true,
                 stdio: [ 'ignore', out, err ]
-            }).unref();
+            });
+            proc.unref();
         }
         console.log('Waiting for 2 minutes for kubeconfig to be merged....')
         await sleep(120000) //sleeping for 2 minutes to allow kubeconfig to be merged