diff --git a/fedora.conf b/fedora.conf
index 3a4e084..9de2b68 100644
--- a/fedora.conf
+++ b/fedora.conf
@@ -563,7 +563,7 @@ ostree = [
     }),
     ("^ostree$", {
         "x86_64": {
-            "treefile": "fedora-ostree-workstation.json ",
+            "treefile": "fedora-ostree-workstation.json",
             "config_url": "https://pagure.io/workstation-ostree-config.git",
             "source_repo_from": "Workstation",
             "ostree_repo": "/mnt/koji/compose/ostree/rawhide/"