diff --git a/cover_letter_autofill_job.py b/cover_letter_autofill_job.py
index ca8f6b7..29663cf 100644
--- a/cover_letter_autofill_job.py
+++ b/cover_letter_autofill_job.py
@@ -5,10 +5,10 @@ def main():
     parser = argparse.ArgumentParser(description='Cover letter autofill')
     parser.add_argument('--job_title', '-jt', required=True, help='Job title')
     parser.add_argument('--company_name', '-cn', required=True, help='Company name')
-    parser.add_argument('--hiring_manager_name', '-hmn', required=True, help='Hiring manager name')
+    parser.add_argument('--hiring_manager_name', '-hmn', required=False, help='Hiring manager name', default='Hiring Manager')
     parser.add_argument('--job_reference', '-jr', required=False, help='Job reference')
-    parser.add_argument('--requirement', '-r', required=False, help='Job requirement')
-    parser.add_argument('--tech_stack', '-jts', required=False, help='Job tech stack')
+    parser.add_argument('--requirement', '-r', required=True, help='Job requirement')
+    parser.add_argument('--tech_stack', '-jts', required=True, help='Job tech stack')
     
     args = parser.parse_args()