diff --git a/packages/sdk/src/cosmwasmclient.spec.ts b/packages/sdk/src/cosmwasmclient.spec.ts
index 69cb70b4..5862ae17 100644
--- a/packages/sdk/src/cosmwasmclient.spec.ts
+++ b/packages/sdk/src/cosmwasmclient.spec.ts
@@ -202,6 +202,14 @@ describe("CosmWasmClient", () => {
       );
     });
 
+    it("can search by ID (non existent)", async () => {
+      pendingWithoutCosmos();
+      const client = CosmWasmClient.makeReadOnly(httpUrl);
+      const nonExistentId = "0000000000000000000000000000000000000000000000000000000000000000";
+      const result = await client.searchTx({ id: nonExistentId });
+      expect(result.length).toEqual(0);
+    });
+
     it("can search by height", async () => {
       pendingWithoutCosmos();
       assert(posted, "value must be set in beforeAll()");
diff --git a/packages/sdk/src/cosmwasmclient.ts b/packages/sdk/src/cosmwasmclient.ts
index 130f8949..c94232fd 100644
--- a/packages/sdk/src/cosmwasmclient.ts
+++ b/packages/sdk/src/cosmwasmclient.ts
@@ -164,7 +164,7 @@ export class CosmWasmClient {
     }
 
     if (isSearchByIdQuery(query)) {
-      return [await this.restClient.txsById(query.id)];
+      return (await this.restClient.txs(`tx.hash=${query.id}`)).txs;
     } else if (isSearchByHeightQuery(query)) {
       return (await this.restClient.txs(`tx.height=${query.height}`)).txs;
     } else if (isSearchBySentFromOrToQuery(query)) {