diff --git a/bin/generate-test.mjs b/bin/generate-test.mjs
index d78d819..57f4343 100755
--- a/bin/generate-test.mjs
+++ b/bin/generate-test.mjs
@@ -38,6 +38,11 @@
     usage(1);
 }
 
+if (process.argv.length > 4) {
+    console.error("Wrong number of parameters!");
+    usage(2);
+}
+
 // Get Response from examples.http file
 const parser = new RestParser();
 await parser.readFile(`./${instanceName}/examples.http`);
@@ -46,7 +51,7 @@
 
 if (requestId === undefined) {
     console.error("requestName needed as a second parameter (could be a string or an integer).");
-    usage(2);
+    usage(3);
 }
 
 const request = await parser.get(requestId);
@@ -55,5 +60,5 @@
     console.log(await restCliRequest2Hurl(request));
 } else {
     console.error(`Request "${requestId}" not found.`);
-    usage(3);
+    usage(4);
 }