diff --git a/project.py b/project.py
index 0b7baee..c2cccb4 100644
--- a/project.py
+++ b/project.py
@@ -178,14 +178,16 @@
                       draft=False,
                       private=False,
                       wip=False,
-                      dest_branch=None):
+                      dest_branch=None,
+                      validate_certs=True):
     self.project.UploadForReview(self.name,
                                  people,
                                  auto_topic=auto_topic,
                                  draft=draft,
                                  private=private,
                                  wip=wip,
-                                 dest_branch=dest_branch)
+                                 dest_branch=dest_branch,
+                                 validate_certs=validate_certs)
 
   def GetPublishedRefs(self):
     refs = {}
@@ -1113,7 +1115,8 @@
                       draft=False,
                       private=False,
                       wip=False,
-                      dest_branch=None):
+                      dest_branch=None,
+                      validate_certs=True):
     """Uploads the named branch for code review.
     """
     if branch is None:
@@ -1138,7 +1141,7 @@
       branch.remote.projectname = self.name
       branch.remote.Save()
 
-    url = branch.remote.ReviewUrl(self.UserEmail)
+    url = branch.remote.ReviewUrl(self.UserEmail, validate_certs)
     if url is None:
       raise UploadError('review not configured')
     cmd = ['push']