diff --git a/.evergreen/config.yml b/.evergreen/config.yml
index 0664ee39a..27c2d5b77 100755
--- a/.evergreen/config.yml
+++ b/.evergreen/config.yml
@@ -571,6 +571,7 @@ tasks:
     - variant: macos
       name: build-and-test-and-upload
   commands:
+    - func: "fetch source" # To set `tag_upload_location` expansion.
     - command: shell.exec
       params:
         script: mkdir all