diff --git a/src/sign-with-signtool.ts b/src/sign-with-signtool.ts
index 4b9bc42..2ed809b 100644
--- a/src/sign-with-signtool.ts
+++ b/src/sign-with-signtool.ts
@@ -87,7 +87,7 @@ async function execute(options: InternalSignToolOptions) {
   });
 
   if (code !== 0) {
-    throw new Error(`Signtool exited with code ${code}. Stderr: ${stderr}. Stdout: ${stdout}`);
+    throw new Error(`Signtool exited with code ${code}.\nArgs: ${args.join(' ')}\nStderr: ${stderr}.\nStdout: ${stdout}`);
   }
 }