diff --git a/_pkgdown.yml b/_pkgdown.yml
index e5a26ec..9451407 100644
--- a/_pkgdown.yml
+++ b/_pkgdown.yml
@@ -45,3 +45,4 @@ reference:
   - is_nondesc
   - load_deps
   - log_snakemake
+  - starts_with('theme_')