diff --git a/frontend/config/index.js b/frontend/config/index.js
index 268db36..6f656e4 100644
--- a/frontend/config/index.js
+++ b/frontend/config/index.js
@@ -1,8 +1,6 @@
 const contractMapping = {
   551: {
     endpoint: "0x2a79C790Dfc413aAA78af2a617023922325D6e47",
-    oracle: "0x8EC22d14cD38FAB7C5AeF1d97105A6ec3FefEe5f",
-    sample: "0xabc8aa43120ff0f53749e9d8b525f50da489e0d9",
   },
   5173: {
     endpoint: "0xD4449Bf3f8E6a1b3fb5224F4e1Ec4288BD765547",