diff --git a/debezium-connector-oracle/src/main/java/io/debezium/connector/oracle/OracleConnectorConfig.java b/debezium-connector-oracle/src/main/java/io/debezium/connector/oracle/OracleConnectorConfig.java
index 58a4d15a0..b3913ab8b 100644
--- a/debezium-connector-oracle/src/main/java/io/debezium/connector/oracle/OracleConnectorConfig.java
+++ b/debezium-connector-oracle/src/main/java/io/debezium/connector/oracle/OracleConnectorConfig.java
@@ -653,7 +653,7 @@ public class OracleConnectorConfig extends HistorizedRelationalDatabaseConnector
             .withDisplayName("Controls the maximum size of the object ID cache")
             .withType(Type.INT)
             .withWidth(Width.SHORT)
-            .withDefault(10)
+            .withDefault(256)
             .withImportance(Importance.LOW)
             .withValidation(OracleConnectorConfig::validateObjectIdCacheSize)
             .withDescription("The connector maintains a least-recently used cache of database table object ID to name mappings. "