diff --git a/SConstruct b/SConstruct
index e0536337a..e8b6a11a1 100644
--- a/SConstruct
+++ b/SConstruct
@@ -456,7 +456,7 @@ HELP_REQUESTED = False
 if ('-h' in command_line_args) or ('--help' in command_line_args):
     HELP_REQUESTED = True
 
-if ('-c' in command_line_args) or ('--clean' in command_line_args):
+if ('install' not in command_line_args) and ('-c' in command_line_args) or ('--clean' in command_line_args):
     HELP_REQUESTED = True
 
 if 'configure' in command_line_args and not HELP_REQUESTED: