diff --git a/plugin/trino-oracle/src/main/java/io/trino/plugin/oracle/OraclePoolConnectionFactory.java b/plugin/trino-oracle/src/main/java/io/trino/plugin/oracle/OraclePoolConnectionFactory.java
index deb8a15fe2ed..096eb38d0985 100644
--- a/plugin/trino-oracle/src/main/java/io/trino/plugin/oracle/OraclePoolConnectionFactory.java
+++ b/plugin/trino-oracle/src/main/java/io/trino/plugin/oracle/OraclePoolConnectionFactory.java
@@ -80,6 +80,10 @@ public OraclePoolConnectionFactory(
     public Connection openConnection(ConnectorSession session)
             throws SQLException
     {
-        return dataSource.getConnection();
+        Connection connection = dataSource.getConnection();
+        // Oracle's pool doesn't reset autocommit state of connections when reusing them so we explicitly enable
+        // autocommit by default to match the JDBC specification.
+        connection.setAutoCommit(true);
+        return connection;
     }
 }