diff --git a/pipenv/cli/options.py b/pipenv/cli/options.py
index 9c5c1a18..0c4433c6 100644
--- a/pipenv/cli/options.py
+++ b/pipenv/cli/options.py
@@ -409,7 +409,7 @@ def uninstall_options(f):
 
 def lock_options(f):
     f = install_base_options(f)
-    f = requirements_flag(f)
+    f = emit_requirements_flag(f)
     f = dev_only_flag(f)
     return f