diff --git a/subgraphs/isolated-pools/src/operations/get.ts b/subgraphs/isolated-pools/src/operations/get.ts
index 001386ca..da7f585c 100644
--- a/subgraphs/isolated-pools/src/operations/get.ts
+++ b/subgraphs/isolated-pools/src/operations/get.ts
@@ -11,7 +11,7 @@ import {
 export const getPool = (comptroller: Address): Pool | null => {
   const pool = Pool.load(getPoolId(comptroller));
   if (!pool) {
-    log.error('Pool {} not found', [comptroller.toString()]);
+    log.error('Pool {} not found', [comptroller.toHexString()]);
   }
   return pool as Pool;
 };