diff --git a/src/python/pants/backend/python/dependency_inference/scripts/import_parser.py b/src/python/pants/backend/python/dependency_inference/scripts/import_parser.py
index 38c2fbb11fe..b3a061f46da 100644
--- a/src/python/pants/backend/python/dependency_inference/scripts/import_parser.py
+++ b/src/python/pants/backend/python/dependency_inference/scripts/import_parser.py
@@ -4,7 +4,7 @@
 
 # NB: This must be compatible with Python 2.7 and 3.5+.
 # NB: If you're needing to debug this, an easy way is to just invoke it on a file.
-#   E.g. `MIN_DOTS=1 weak_imports=N python3 src/python/pants/backend/python/dependency_inference/scripts/import_parser.py FILENAME`
+#   E.g. `MIN_DOTS=1 STRING_IMPORTS=N python3 src/python/pants/backend/python/dependency_inference/scripts/import_parser.py FILENAME`
 
 from __future__ import print_function, unicode_literals