diff --git a/homu/files/cfg.toml b/homu/files/cfg.toml
index 87cdfa0e..d86ec534 100644
--- a/homu/files/cfg.toml
+++ b/homu/files/cfg.toml
@@ -85,6 +85,7 @@ secret = "{{ secrets['web-secret'] }}"
     "rust-mozjs": {
         "appveyor": True,
     },
+    "rust-offscreen-rendering-context": {},
     "rust-png": {},
     "rust-quicksort": {},
     "rust-selectors": {},