diff --git a/package.json b/package.json
index 764e267c..94cab29f 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@across-protocol/sdk",
   "author": "UMA Team",
-  "version": "3.2.12",
+  "version": "3.2.13",
   "license": "AGPL-3.0",
   "homepage": "https://docs.across.to/reference/sdk",
   "files": [
diff --git a/src/clients/BundleDataClient/BundleDataClient.ts b/src/clients/BundleDataClient/BundleDataClient.ts
index f825c1c2..123d753a 100644
--- a/src/clients/BundleDataClient/BundleDataClient.ts
+++ b/src/clients/BundleDataClient/BundleDataClient.ts
@@ -1316,7 +1316,10 @@ export class BundleDataClient {
           ];
           // Sanity checks:
           assert(endTime >= startTime, "End time should be greater than start time.");
-          assert(startTime > 0, "Start time should be greater than 0.");
+          assert(
+            startBlockForChain === 0 || startTime > 0,
+            "Start timestamp must be greater than 0 if the start block is greater than 0."
+          );
           return [chainId, [startTime, endTime]];
         })
       ).filter(isDefined)