From c2629b58303674ba3784fd02af1b13e6693f1a8a Mon Sep 17 00:00:00 2001
From: Willian Mitsuda <wmitsuda@gmail.com>
Date: Mon, 22 Nov 2021 15:57:28 -0300
Subject: [PATCH] Fix 4bytes trace map not loading on prod build

---
 src/use4Bytes.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/use4Bytes.ts b/src/use4Bytes.ts
index 3cf3f27..690d5a3 100644
--- a/src/use4Bytes.ts
+++ b/src/use4Bytes.ts
@@ -69,7 +69,7 @@ export const useBatch4Bytes = (
 
   const [fourBytesMap, setFourBytesMap] = useState<FourBytesMap>({});
   useEffect(() => {
-    if (!rawFourByteSigs || !assetsURLPrefix) {
+    if (!rawFourByteSigs || assetsURLPrefix === undefined) {
       setFourBytesMap({});
       return;
     }