diff --git a/app/Commands/AwsMfaLogin.php b/app/Commands/AwsMfaLogin.php
index c1e40fd..541b244 100644
--- a/app/Commands/AwsMfaLogin.php
+++ b/app/Commands/AwsMfaLogin.php
@@ -50,6 +50,11 @@ public function handle()
 
         $envVars = $this->helpers->aws()->iam()->authenticateWithMfaDevice($mfaDevice, $code);
 
+        if (empty($envVars)) {
+            $this->error("Unable to authenicate MFA");
+            return 1;
+        }
+
         $this->info("Now opening a session following your MFA authentication. Type `exit` to leave this shell.");
 
         (new Process([config('app.shell')]))
diff --git a/app/Helpers/Aws/Iam.php b/app/Helpers/Aws/Iam.php
index ee5d6eb..e819bf0 100644
--- a/app/Helpers/Aws/Iam.php
+++ b/app/Helpers/Aws/Iam.php
@@ -59,14 +59,18 @@ public function authenticateWithMfaDevice($mfaDeviceArn, $code): array
         ];
 
         try {
-            $processOutput = $this->aws->newProcess($commandOptions)
-            ->run();
+            $processOutput = $this->aws->newProcess($commandOptions)->run();
         } catch (ProcessFailed $e) {
-            $this->command->error("Unable to authenicate MFA");
-            return null;
+            return [];
         }
 
-        return json_decode($processOutput, true);
+        $result = json_decode($processOutput, true);
+
+        return [
+            'AWS_ACCESS_KEY_ID' => $result['Credentials']['AccessKeyId'],
+            'AWS_SECRET_ACCESS_KEY' => $result['Credentials']['SecretAccessKey'],
+            'AWS_SESSION_TOKEN' => $result['Credentials']['SessionToken'],
+        ];
     }
 
     public function assumeRole(int $accountId, string $role, string $sessionUser, ?string $mfaDevice = null, ?string $mfaCode = null): array