diff --git a/lib/arc-login.js b/lib/arc-login.js
index fad5d424..26ba61c6 100644
--- a/lib/arc-login.js
+++ b/lib/arc-login.js
@@ -83,7 +83,7 @@ function getArcKubeconfig() {
             const kubeconfigPath = path.join(runnerTempDirectory, `kubeconfig_${Date.now()}`);
             let azPath = yield io.which("az", true);
             let out = fs.openSync('./out.log', 'a');
-            let err = fs.openSync('./out.log', 'a');
+            let err = fs.openSync('./err.log', 'a');
             if (method == 'service-account') {
                 let saToken = core.getInput('token');
                 if (!saToken) {
diff --git a/src/arc-login.ts b/src/arc-login.ts
index 6c1fca76..0613ad0c 100644
--- a/src/arc-login.ts
+++ b/src/arc-login.ts
@@ -79,7 +79,7 @@ export async function getArcKubeconfig(): Promise<string> {
         const kubeconfigPath = path.join(runnerTempDirectory, `kubeconfig_${Date.now()}`);
         let azPath = await io.which("az", true);
         let out = fs.openSync('./out.log', 'a');
-        let err = fs.openSync('./out.log', 'a');
+        let err = fs.openSync('./err.log', 'a');
         if (method == 'service-account'){
             let saToken = core.getInput('token');
             if(!saToken){