diff --git a/roles/copr/frontend/templates/copr.conf b/roles/copr/frontend/templates/copr.conf
index 7c52b0ef3f..05565c07ce 100644
--- a/roles/copr/frontend/templates/copr.conf
+++ b/roles/copr/frontend/templates/copr.conf
@@ -250,6 +250,10 @@ EXTRA_BUILDCHROOT_TAGS = [{
     # https://github.com/fedora-copr/copr/issues/3512
     "pattern": "@kernel-vanilla/.*/.*(x86_64|aarch64)/.*",
     "tags": ["on_demand_powerful"],
+}, {
+    # https://github.com/fedora-copr/copr/issues/3603
+    "pattern": "wojnilowicz/ungoogled-chromium/.*(x86_64|aarch64)/.*",
+    "tags": ["on_demand_powerful"],
 }]
 {% endif %}