diff --git a/lib/rsk-utils-legacy.js b/lib/rsk-utils-legacy.js
index 4639d61..6a7c1cc 100644
--- a/lib/rsk-utils-legacy.js
+++ b/lib/rsk-utils-legacy.js
@@ -26,7 +26,7 @@ var waitForSync = (rskClients) => {
   });
 };
 
-var waitForBlock = (rskClient, blockNumber, waitTime = 200, maxAttempts = 600) => {
+var waitForBlock = (rskClient, blockNumber, waitTime = 500, maxAttempts = 600) => {
   return new Promise((resolve, reject) => {
     var clearPoll;
     var attempts = 0;
diff --git a/lib/rsk-utils.js b/lib/rsk-utils.js
index 5de39e2..ae08034 100644
--- a/lib/rsk-utils.js
+++ b/lib/rsk-utils.js
@@ -49,7 +49,7 @@ const waitForSync = async (rskTransactionHelpers) => {
  * @param {Number} maxAttempts defaults to 80 attempts by block.
  * @returns {Promise<Number>} the latest block number the same or greater than `blockNumber`.
  */
-const waitForBlock = (rskClient, blockNumber, waitTime = 200, maxAttempts = 80) => {
+const waitForBlock = (rskClient, blockNumber, waitTime = 500, maxAttempts = 160) => {
   return new Promise((resolve, reject) => {
     let attempts = 1;
     let latestBlockNumber = -1;