diff --git a/pipenv/vendor/vendor.txt b/pipenv/vendor/vendor.txt
index 0a98277b..ff7226b2 100644
--- a/pipenv/vendor/vendor.txt
+++ b/pipenv/vendor/vendor.txt
@@ -21,13 +21,13 @@ pipdeptree==0.13.0
 pipreqs==0.4.9
     docopt==0.6.2
     yarg==0.1.9
-pythonfinder==1.1.9
+pythonfinder==1.1.9.post1
 requests==2.20.1
     chardet==3.0.4
     idna==2.7
     urllib3==1.24
     certifi==2018.10.15
-requirementslib==1.3.1
+requirementslib==1.3.1.post1
     attrs==18.2.0
     distlib==0.2.8
     packaging==18.0