diff --git a/.github/workflows/staging.yml b/.github/workflows/staging.yml
index 0889e40..96eeffe 100644
--- a/.github/workflows/staging.yml
+++ b/.github/workflows/staging.yml
@@ -50,6 +50,8 @@ jobs:
         base_url="https://staging.gelos.club/${{ github.ref_name }}"
         current="$(nix build --print-out-paths --no-link github:gelos-icmc/site)"
         new="$(nix build --print-out-paths --no-link)"
+        # Show diff, for debugging
+        diff "$current" "$new" -qr
 
         echo "urls<<EOF" >> "$GITHUB_OUTPUT"
         while IFS= read -r line; do