diff --git a/common/src/main/java/com/datastrato/gravitino/dto/requests/TableCreateRequest.java b/common/src/main/java/com/datastrato/gravitino/dto/requests/TableCreateRequest.java
index 4f8e538af7a..537bb5bfc3a 100644
--- a/common/src/main/java/com/datastrato/gravitino/dto/requests/TableCreateRequest.java
+++ b/common/src/main/java/com/datastrato/gravitino/dto/requests/TableCreateRequest.java
@@ -83,7 +83,7 @@ public TableCreateRequest(
       @Nullable Partitioning[] partitioning) {
     this.name = name;
     this.columns = columns;
-    this.comment = comment;
+    this.comment = comment == null ? "" : comment;
     this.properties = properties;
     this.sortOrders = sortOrders;
     this.distribution = distribution;
@@ -92,6 +92,9 @@ public TableCreateRequest(
 
   @Override
   public void validate() throws IllegalArgumentException {
+    // should never happen
+    Preconditions.checkArgument(comment != null, "\"comment\" field should not be null");
+
     Preconditions.checkArgument(
         StringUtils.isNotBlank(name), "\"name\" field is required and cannot be empty");
     Preconditions.checkArgument(
diff --git a/integration-test/src/test/java/com/datastrato/gravitino/integration/test/catalog/hive/CatalogHiveIT.java b/integration-test/src/test/java/com/datastrato/gravitino/integration/test/catalog/hive/CatalogHiveIT.java
index 5ef0ed81578..0ccc0858cc5 100644
--- a/integration-test/src/test/java/com/datastrato/gravitino/integration/test/catalog/hive/CatalogHiveIT.java
+++ b/integration-test/src/test/java/com/datastrato/gravitino/integration/test/catalog/hive/CatalogHiveIT.java
@@ -460,6 +460,18 @@ public void testCreateHiveTable() throws TException, InterruptedException {
     assertTableEquals(createdTable, hiveTab);
     checkTableReadWrite(hiveTab);
 
+    // test null comment
+    resetSchema();
+    createdTable =
+        catalog
+            .asTableCatalog()
+            .createTable(nameIdentifier, columns, null, properties, Transforms.EMPTY_TRANSFORM);
+    org.apache.hadoop.hive.metastore.api.Table hiveTab2 =
+        hiveClientPool.run(client -> client.getTable(schemaName, tableName));
+    assertTableEquals(createdTable, hiveTab2);
+    checkTableReadWrite(hiveTab);
+    Assertions.assertEquals("", createdTable.comment());
+
     // test null partition
     resetSchema();
     Table createdTable1 =