diff --git a/chipsec/modules/tools/uefi/scan_image.py b/chipsec/modules/tools/uefi/scan_image.py
index 693e4cd0..8ea13e87 100644
--- a/chipsec/modules/tools/uefi/scan_image.py
+++ b/chipsec/modules/tools/uefi/scan_image.py
@@ -192,7 +192,7 @@ class scan_image(BaseModule):
 
         if op in ['generate', 'check']:
 
-            if len(module_argv) == 2:
+            if len(module_argv) <= 2:
                 self.usage()
                 return self.res
             elif len(module_argv) > 2: