diff --git a/modules/services/static-sites/default.nix b/modules/services/static-sites/default.nix
index e30adc4..5de718f 100644
--- a/modules/services/static-sites/default.nix
+++ b/modules/services/static-sites/default.nix
@@ -26,7 +26,11 @@ let
           # Drop draft content before building (Pelican draft detection can be inconsistent).
           grep -RIl '^status:[[:space:]]*draft' content | xargs -r rm -f
         fi
-        ${pythonEnv}/bin/pelican content -o "$out"
+        if [ -f pelicanconf.py ]; then
+          ${pythonEnv}/bin/pelican content -o "$out" -s pelicanconf.py
+        else
+          ${pythonEnv}/bin/pelican content -o "$out"
+        fi
         runHook postBuild
       '';
       installPhase = "true";