diff --git a/cve_bin_tool/csv2cve.py b/cve_bin_tool/csv2cve.py
index 84bf26810b..dee8ef1a90 100644
--- a/cve_bin_tool/csv2cve.py
+++ b/cve_bin_tool/csv2cve.py
@@ -15,6 +15,7 @@
 
 
 def main(argv: list[str] | None = None):
+    """Used to scan a .csv file that lists the dependencies."""
     if sys.version_info < (3, 8):
         raise OSError(
             "Python no longer provides security updates for version 3.7 as of June 2023. Please upgrade to python 3.8+ to use CVE Binary Tool."