diff --git a/pom.xml b/pom.xml
index c61e45d..3c577d7 100755
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
     <groupId>io.keyko.monitoring</groupId>
     <artifactId>schemas</artifactId>
     <packaging>jar</packaging>
-    <version>0.2.1</version>
+    <version>0.2.2</version>
     <name>Web3 Monitoring Schemas</name>
     <url>https://github.com/keyko-io/web3-monitoring-schemas</url>
 
diff --git a/src/main/resources/avro/BlockDetailsRecord.avsc b/src/main/resources/avro/BlockDetailsRecord.avsc
index 9a8632f..3b938f5 100644
--- a/src/main/resources/avro/BlockDetailsRecord.avsc
+++ b/src/main/resources/avro/BlockDetailsRecord.avsc
@@ -4,8 +4,7 @@
 	"name": "BlockDetailsRecord",
 	"fields": [{
 			"name": "number",
-			"type": "string",
-			"java-class": "java.math.BigInteger"
+			"type": "long"
 		},
 		{
 			"name": "hash",
diff --git a/src/main/resources/avro/EventDetailsRecord.avsc b/src/main/resources/avro/EventDetailsRecord.avsc
index 5d435df..0766f30 100644
--- a/src/main/resources/avro/EventDetailsRecord.avsc
+++ b/src/main/resources/avro/EventDetailsRecord.avsc
@@ -47,8 +47,7 @@
 		},
 		{
 			"name": "blockNumber",
-			"type": "string",
-			"java-class": "java.math.BigInteger"
+			"type": "long"
 		},
 		{
 			"name": "blockHash",
diff --git a/src/main/resources/avro/TransactionDetailsRecord.avsc b/src/main/resources/avro/TransactionDetailsRecord.avsc
index 115e7ca..8f16bfb 100644
--- a/src/main/resources/avro/TransactionDetailsRecord.avsc
+++ b/src/main/resources/avro/TransactionDetailsRecord.avsc
@@ -12,7 +12,7 @@
 		},
 		{
 			"name": "blockNumber",
-			"type": "string"
+			"type": "long"
 		},
 		{
 			"name": "blockHash",
diff --git a/src/main/resources/avro/ViewDetailsRecord.avsc b/src/main/resources/avro/ViewDetailsRecord.avsc
index 2341452..dfded0f 100644
--- a/src/main/resources/avro/ViewDetailsRecord.avsc
+++ b/src/main/resources/avro/ViewDetailsRecord.avsc
@@ -29,8 +29,7 @@
 
 		{
 			"name": "blockNumber",
-			"type": "string",
-			"java-class": "java.math.BigInteger"
+			"type": "long"
 		},
 		{
 			"name": "blockHash",