diff --git a/platform/mv3/make-rulesets.js b/platform/mv3/make-rulesets.js
index a0592c570..90b4e27fb 100644
--- a/platform/mv3/make-rulesets.js
+++ b/platform/mv3/make-rulesets.js
@@ -782,6 +782,7 @@ const rulesetFromURLS = async function(assetDetails) {
     log(`Listset for '${assetDetails.id}':`);
 
     const text = await fetchAsset(assetDetails);
+    if ( text === '' ) { return; }
 
     const results = await dnrRulesetFromRawLists(
         [ { name: assetDetails.id, text } ],